A system method for facilitating presentation of subject categorizations for use in an on-line search query engine is described. A synonym list is built including a set of synonym entries. Each synonym entry includes a synonym name and a heading code. The synonym list is arranged in order of synonym...http://www.google.de/patents/US6519585?utm_source=gb-gplus-sharePatent US6519585 - System and method for facilitating presentation of subject categorizations for use in an on-line search query engine
