Build fix queries in a dynamic way
By default, we are able to display query results in our own page with the Search Core Results web part . Basically the search query can be built in two ways: UserQuery: to get a query from current user we need a Search Box or Advanced Search Box web part
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Read the complete post at http://www.sharepointblogs.com/aghy/archive/2008/01/24/build-fix-queries-in-a-dynamic-way.aspx