A user-interface method of incrementally identifying and presenting a collection of content items and a collection of advertisements in which the identification is at least in part based on input incrementally entered by a user on an input-constrained device is presented. The method includes providing...http://www.google.de/patents/US20070255693?utm_source=gb-gplus-sharePatent US20070255693 - USER INTERFACE METHOD AND SYSTEM FOR INCREMENTALLY SEARCHING AND SELECTING CONTENT ITEMS AND FOR PRESENTING ADVERTISING IN RESPONSE TO SEARCH ACTIVITIES