I have had countless people tell me that they want to be able to do wildcard search in MOSS Enterprise Search using the existing Search Center site templates. The Search Center site template uses keyword query syntax which does not support wildcards.
Read More...
Read the complete post at http://feeds.feedburner.com/~r/CoreysDotNetTipOfTheDay/~3/308037038/new-web-part-for-wildcard-search-in-enterprise-search.aspx