37. The computer storage medium of claim 21 , wherein the order of the plurality of search results is based on a degree of match, for each search result, between the search keywords and words in a document corresponding to the search result.
37. The computer storage medium of claim 21 , wherein the order of the plurality of search results is based on a degree of match, for each search result, between the search keywords and words in a document corresponding to the search result. 38. The computer storage medium of claim 37 , wherein the order of the plurality of search results is further based on an estimate of a quality of each search result.