A computerized method of analyzing a knowledgebase comprising; assembling a collection of queries made by users to obtain information from the knowledgebase; identifying in each query, sets of collocated words in that query to form a list of collocated word sets in the collection; from the list, identifying and presenting frequently collocated word sets in the collection. Likewise, a histogram of scaled relative difference between the frequency of word sets at first and second time intervales may be presented.
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