Patent Document ID: 8392413
Application ID: 13352126

Base Claim:
1. A computer-implemented method comprising: selecting a pair of words; receiving a document having an associated title or anchor; determining that a word of the pair of words occurs in the title or anchor of the document and that a different word of the pair of words occurs within the document; determining a co-occurrence frequency of the word of the pair of words and the different word of the pair of words in a collection of documents; and determining that the word and the different word are synonyms based at least upon determining that the word of the pair of words occurs in the title or anchor of the document and that the different word of the pair of words occurs within the document and based at least on the determined co-occurrence frequency of the word of the pair of words and the different word of the pair of words.

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Claim 3:
3. The method of claim 1 , further comprising: generating an alternative search query for a search query that includes the word or the different word using the synonym of the word or the different word.