diff --git a/src/main/java/org/olat/core/gui/components/form/flexible/impl/elements/table/TreeNodeFlexiCellRenderer.java b/src/main/java/org/olat/core/gui/components/form/flexible/impl/elements/table/TreeNodeFlexiCellRenderer.java
index e670a5ba5fd67d5a494d50d804ce553d322052d8..57e4c5c072f32b7d70545011f16845b178e18a68 100644
--- a/src/main/java/org/olat/core/gui/components/form/flexible/impl/elements/table/TreeNodeFlexiCellRenderer.java
+++ b/src/main/java/org/olat/core/gui/components/form/flexible/impl/elements/table/TreeNodeFlexiCellRenderer.java
@@ -19,6 +19,9 @@
  */
 package org.olat.core.gui.components.form.flexible.impl.elements.table;
 
+import java.util.List;
+
+import org.olat.core.gui.components.form.flexible.elements.FlexiTableFilter;
 import org.olat.core.gui.components.form.flexible.impl.Form;
 import org.olat.core.gui.components.form.flexible.impl.FormJSHelper;
 import org.olat.core.gui.components.form.flexible.impl.NameValuePair;
@@ -70,9 +73,20 @@ public class TreeNodeFlexiCellRenderer implements FlexiCellRenderer {
 	
 	private boolean isFlat(FlexiTableElementImpl ftE) {
 		return flatBySearchAndFilter
-				&& (StringHelper.containsNonWhitespace(ftE.getQuickSearchString()) || !ftE.getSelectedFilters().isEmpty());
+				&& (StringHelper.containsNonWhitespace(ftE.getQuickSearchString()) || isFiltered(ftE.getSelectedFilters()));
+	}
+	
+	private boolean isFiltered(List<FlexiTableFilter> filters) {
+		if(filters == null || filters.isEmpty()) return false;
+		
+		boolean filtered = true;
+		for(FlexiTableFilter filter:filters) {
+			if(filter.isShowAll()) {
+				filtered &= false;
+			}
+		}
+		return filtered;
 	}
-
 	
 	private void renderIndented(Renderer renderer, StringOutput target, Object cellValue, int row,
 			FlexiTableComponent source, URLBuilder ubu, Translator translator) {
diff --git a/src/main/java/org/olat/modules/docpool/ui/_i18n/LocalStrings_de.properties b/src/main/java/org/olat/modules/docpool/ui/_i18n/LocalStrings_de.properties
index 980c701af05a35bf9e5ddd9c9058dcf0ca56c4c2..f145cbf19c9b7486474939ded1115a11109ca3c8 100644
--- a/src/main/java/org/olat/modules/docpool/ui/_i18n/LocalStrings_de.properties
+++ b/src/main/java/org/olat/modules/docpool/ui/_i18n/LocalStrings_de.properties
@@ -1,5 +1,5 @@
 #Thu Nov 16 22:12:33 CET 2017
-admin.description=Der dokumentenpool stellt eine Dokumentenbibliothek bereit mit automatischer Strukturierung auf der Basis einer Taxonomie und Kompetenzen.
+admin.description=Der Dokumentenpool stellt eine Dokumentenbibliothek bereit mit automatischer Strukturierung auf der Basis einer Taxonomie und Kompetenzen.
 admin.menu.title=Dokumentenpool
 admin.menu.title.alt=Dokumentenpool
 admin.permissions.description=Die Zugangsberechtigungen zum Dokumentenpool basieren auf Kompetenzen von Benutzern auf die jeweiligen Taxonomieebenen. Die Steuerung erfolgt \u00FCber assozierten Ebenentypen.
diff --git a/src/main/java/org/olat/modules/docpool/ui/_i18n/LocalStrings_en.properties b/src/main/java/org/olat/modules/docpool/ui/_i18n/LocalStrings_en.properties
index eceb14886cbad3438bd8a4cb4d2cf186e2fcbfc2..8fa00dcd8a334da5edef8deace39ea9775cff93d 100644
--- a/src/main/java/org/olat/modules/docpool/ui/_i18n/LocalStrings_en.properties
+++ b/src/main/java/org/olat/modules/docpool/ui/_i18n/LocalStrings_en.properties
@@ -1,5 +1,5 @@
 #Thu Nov 16 22:12:21 CET 2017
-admin.description=the document pool offer a library of documents with an automatic structure based upon a taxonomy and competences.
+admin.description=The document pool offer a library of documents with an automatic structure based upon a taxonomy and competences.
 admin.menu.title=Document pool
 admin.menu.title.alt=Document pool
 admin.permissions.description=The access permissions to the document pool are based on the competences of users at the taxonomy levels. The configuration happens with the type at the associated taxonomy level.
diff --git a/src/main/java/org/olat/modules/qpool/ui/_i18n/LocalStrings_de.properties b/src/main/java/org/olat/modules/qpool/ui/_i18n/LocalStrings_de.properties
index 687c3952b98f12752ab0c3462511275f80342e36..6146d3ab0b4b250d4a974ef15d7ef126fcd24db9 100644
--- a/src/main/java/org/olat/modules/qpool/ui/_i18n/LocalStrings_de.properties
+++ b/src/main/java/org/olat/modules/qpool/ui/_i18n/LocalStrings_de.properties
@@ -279,5 +279,5 @@ topnav.qpool=Fragenpool
 topnav.qpool.alt=Fragedatenbanken und Freigabe von Fragen
 unshare.item=Entfernen
 used=Verwendet
-warning.qpool.index.emtpy=Die Dokumentpool-Infoseite wurde nicht konfiguriert. Bitten Sie den Systemadministrator, eine Infoseite im <strong>Administrationsbereich des Fragenpools</strong> hinzuzuf\u00FCgen.
+warning.qpool.index.emtpy=Die Fragenpool-Infoseite wurde nicht konfiguriert. Bitten Sie den Systemadministrator, eine Infoseite im <strong>Administrationsbereich des Fragenpools</strong> hinzuzuf\u00FCgen.
 
diff --git a/src/main/java/org/olat/modules/qpool/ui/_i18n/LocalStrings_fr.properties b/src/main/java/org/olat/modules/qpool/ui/_i18n/LocalStrings_fr.properties
index 6d1ad037b5f96c8dd3d8e6ebec7e78012810ce20..6a77fb6c39c254f1650ff7a2c73ebcddaeba1ff0 100644
--- a/src/main/java/org/olat/modules/qpool/ui/_i18n/LocalStrings_fr.properties
+++ b/src/main/java/org/olat/modules/qpool/ui/_i18n/LocalStrings_fr.properties
@@ -279,4 +279,4 @@ topnav.qpool=Banque de questions
 topnav.qpool.alt=Banque de questions et partage
 unshare.item=Enlever
 used=Utilis\u00E9
-warning.qpool.index.emtpy=La page d'informations de la banque de documents n'a pas \u00E9t\u00E9 configur\u00E9e. Demandez \u00E0 l'administrateur syst\u00E8me d'ajouter une page d'informations dans <strong>Administration de la banque de questions</strong>.
+warning.qpool.index.emtpy=La page d'informations de la banque de questions n'a pas \u00E9t\u00E9 configur\u00E9e. Demandez \u00E0 l'administrateur syst\u00E8me d'ajouter une page d'informations dans <strong>Administration de la banque de questions</strong>.
diff --git a/src/main/java/org/olat/modules/taxonomy/ui/TaxonomyTreeTableController.java b/src/main/java/org/olat/modules/taxonomy/ui/TaxonomyTreeTableController.java
index 2d300e025321fbb81d47d13d8750e0ce6604c860..90a431570c4918c12976d23f88a5e2ad6ee4b1c7 100644
--- a/src/main/java/org/olat/modules/taxonomy/ui/TaxonomyTreeTableController.java
+++ b/src/main/java/org/olat/modules/taxonomy/ui/TaxonomyTreeTableController.java
@@ -161,7 +161,8 @@ public class TaxonomyTreeTableController extends FormBasicController implements
 			resources.add(new FlexiTableFilter(type.getDisplayName(), type.getKey().toString()));
 		}
 		resources.add(new FlexiTableFilter(translate("filter.no.level.type"), "-"));
-		resources.add(new FlexiTableFilter(translate("show.all"), "-", true));
+		resources.add(FlexiTableFilter.SPACER);
+		resources.add(new FlexiTableFilter(translate("show.all"), "all", true));
 		return resources;
 	}
 	
diff --git a/src/main/java/org/olat/modules/taxonomy/ui/TaxonomyTreeTableModel.java b/src/main/java/org/olat/modules/taxonomy/ui/TaxonomyTreeTableModel.java
index 5beae0ab87e03c826384ec45fec921afef33ce01..6733489d1fc2293d73b6e51dc383367dd492e3c3 100644
--- a/src/main/java/org/olat/modules/taxonomy/ui/TaxonomyTreeTableModel.java
+++ b/src/main/java/org/olat/modules/taxonomy/ui/TaxonomyTreeTableModel.java
@@ -61,21 +61,28 @@ implements FilterableFlexiTableModel  {
 		if(filters != null && filters.size() > 0 && filters.get(0) != null) {
 			Set<Long> typeKeys = new HashSet<>();
 			boolean noType = false;
+			boolean showAll = false;
 			for(FlexiTableFilter filter:filters) {
 				if("-".equals(filter.getFilter())) {
 					noType = true;
 				} else if(StringHelper.isLong(filter.getFilter())) {
 					typeKeys.add(new Long(filter.getFilter()));
+				} else if(filter.isShowAll()) {
+					showAll = true;
 				}
 			}
 			
-			List<TaxonomyLevelRow> filteredRows = new ArrayList<>(backupRows.size());
-			for(TaxonomyLevelRow row:backupRows) {
-				if(accept(row, typeKeys, noType)) {
-					filteredRows.add(row);
+			if(showAll) {
+				setUnfilteredObjects();
+			} else {
+				List<TaxonomyLevelRow> filteredRows = new ArrayList<>(backupRows.size());
+				for(TaxonomyLevelRow row:backupRows) {
+					if(accept(row, typeKeys, noType)) {
+						filteredRows.add(row);
+					}
 				}
+				setFilteredObjects(filteredRows);
 			}
-			setFilteredObjects(filteredRows);
 		} else {
 			setUnfilteredObjects();
 		}