It's an interesting idea, though I'd rather put in company names than keywords and have you tell me who is working in the space. For example, if I search with

It's an interesting idea, though I'd rather put in company names than keywords and have you tell me who is working in the space. For example, if I search with a variety Real Estate keywords I can't seem to make Zillow, Trulia, RightMove, Realtor, Zoopla, auction.com, realestate.com.au, casa.it all come up together (and these are just a handful of the "portals" I know exist and are definitely competitors).