The present invention is a method of database searching. First, a language is selected. Next, elements are received. The system is then searched to identify at least one unit number that is associated with a chosen element, the unit number being linked to a data unit containing morphological variants...http://www.google.com/patents/US7761286?utm_source=gb-gplus-sharePatent US7761286 - Natural language database searching using morphological query term expansion
