13. The search apparatus of claim 8 , in which said processor is further programmed to receive individual search results from each of said search engines, each individual search result comprising a number of hits matching the sub-query submitted to a corresponding search engine.
13. The search apparatus of claim 8 , in which said processor is further programmed to receive individual search results from each of said search engines, each individual search result comprising a number of hits matching the sub-query submitted to a corresponding search engine. 14. The search apparatus of claim 13 , in which said processor is further programmed to filter said individual search results to exclude listings that do not satisfy said search query.