People are glad to get very target results when they are searching, but sometimes normal search engines can give us ideal search results. In such case, search by categories could be an ideal choice.
If you ask what is a perfect search engine searching by categories, the answer could be Find Hub, where you can easily find the best search engine for all popular categories in one place. This is a new search engine, but I'm sure it has great potential to become more and more popular.
So if you want to get target search results, you should try Find Hub, we could say it is a hub of other Search Engines, so of course you will get ideal results. Now make it your homepage and start to enjoy wonderful search experience.