16. The one or more tangible computer-readable storage media of claim 15 , wherein the operations further comprise: ranking, by the computing device, abstracts of multiple determined documents based on a number of the keywords from the inquiry word that are matched in each of the documents; and outputting, by the computing device, the ranked abstracts according to a predetermined data format.
15. The one or more tangible computer-readable storage media of claim 9 , wherein the operations further comprise outputting the abstract as a search result.