gistfile1.diff

Index: drupal/sites/all/modules/entityreference/entityreference.module
===================================================================
--- drupal/sites/all/modules/entityreference/entityreference.module	(revision 2163)
+++ drupal/sites/all/modules/entityreference/entityreference.module	(working copy)
@@ -1030,7 +1030,7 @@
 
   if (isset($tag_last)) {
     // Get an array of matching entities.
-    $entity_labels = $handler->getReferencableEntities($tag_last, $instance['widget']['settings']['match_operator'], 10);
+    $entity_labels = $handler->getReferencableEntities($tag_last, $instance['widget']['settings']['match_operator'], 20);
 
     // Loop through the products and convert them into autocomplete output.
     foreach ($entity_labels as $values) {