28. The method of claim 20 , where the formulating the search query refinement suggestion further comprises: designating a name to each of the selected clusters based on the computed scores of the unique search queries of the selected clusters.
28. The method of claim 20 , where the formulating the search query refinement suggestion further comprises: designating a name to each of the selected clusters based on the computed scores of the unique search queries of the selected clusters. 29. The method of claim 28 , where the formulating the search query refinement suggestion further comprises: comparing the computed scores of the unique search queries of the named clusters to a threshold; and selecting those cluster names that exceed the threshold to obtain the search query refinement suggestions.