Search button problem

[gsmworldone]

hi there.. my forum is a GSM forum.. My problem is the SEARCH button.. Whenever i search it always show "no matches found". i.e. N70, or N70 hang, or N70 white screen or iphone 3gs.. My members were not able to search what they like to search... PLease help me how to solve my problem..


HERE is my forum: http://www.gsmworldfive.com/forum/