2. The method of claim 1 , further comprising: assigning weights to the search query-search document associations in the database based on relevancies of the search documents to the issued search queries in the search query-search document associations; and storing the weights.
2. The method of claim 1 , further comprising: assigning weights to the search query-search document associations in the database based on relevancies of the search documents to the issued search queries in the search query-search document associations; and storing the weights. 3. The method of claim 2 , where the formulating the search query refinement suggestion further comprises: computing term vectors using terms in the issued search queries of the search query-search document associations and the assigned weights.