You might want to look at full text indexing or text analysis/data mining software, eg:
http://www.textanalysis.info/
You could also check the stop-word lists from MySQL's fulltext indexing, or from search engines like htdig...
http://dev.mysql.com/doc/mysql/en/fulltext-search.html
http://www.htdig.org/
Googling for the phrase "stop word list" also may be useful
steve
thanks for your help guys ! cilliè -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php