diff --git a/src/PropertySuggester/GetSuggestions.php b/src/PropertySuggester/GetSuggestions.php
index b0139f0..6d41133 100644
--- a/src/PropertySuggester/GetSuggestions.php
+++ b/src/PropertySuggester/GetSuggestions.php
@@ -154,6 +154,7 @@ private function querySearchApi( $resultSize, $search, $language ) {
 				'search' => $search,
 				'action' => 'wbsearchentities',
 				'language' => $language,
+				'uselang' => $language,
 				'type' => Property::ENTITY_TYPE
 			)
 		);
diff --git a/src/PropertySuggester/ResultBuilder.php b/src/PropertySuggester/ResultBuilder.php
index 1b9077f..71947d6 100644
--- a/src/PropertySuggester/ResultBuilder.php
+++ b/src/PropertySuggester/ResultBuilder.php
@@ -113,9 +113,14 @@ private function buildEntry( EntityId $id, array $clusteredTerms, Suggestion $su
 					break;
 			}
 		}
-		if ( !isset($entry['label'] ) ) {
+
+		if ( !isset( $entry['label'] ) ) {
 			$entry['label'] = $id->getSerialization();
+		} elseif ( preg_match( $this->searchPattern, $entry['label'] ) ) {
+			// No aliases needed in the output when the label already is a successful match.
+			unset( $entry['aliases'] );
 		}
+
 		return $entry;
 	}
 
@@ -141,6 +146,11 @@ private function clusterTerms( array $terms ) {
 	 * @param TermIndexEntry $term
 	 */
 	private function checkAndSetAlias( array &$entry, TermIndexEntry $term ) {
+		// Do not add more than one matching alias to the "aliases" field.
+		if ( !empty( $entry['aliases'] ) ) {
+			return;
+		}
+
 		if ( preg_match( $this->searchPattern, $term->getText() ) ) {
 			if ( !isset( $entry['aliases'] ) ) {
 				$entry['aliases'] = array();