13. The computer-readable storage device of claim 12 , comprising determining a weight for each n-gram based on a number of times links to the given web page are selected when the n-gram is included in the at least one search query that was used to present a search results page that includes the links to the given web page.
12. The computer-readable storage device of claim 11 , wherein at least one search query in the set of search queries comprises one or more n-grams.