A good search engine does not attempt to return the pages that best match the input query. A good search engine tries to answer the underlying question. If you become aware of this you'll understand why Google (and other search engines), use a complex algorithm to determine what results they should return.
A good search engine does not attempt to return the pages that best match the input query. A good search engine tries to answer the underlying question. If you become aware of this you'll understand why Google (and other search engines), use a complex algorithm to determine what results they should return.