I am not so much concerned about a search engine, which is superficially free to the end user, displaying adds. I am totally concerned though that the non-adds

I am not so much concerned about a search engine, which is superficially free to the end user, displaying adds. I am totally concerned though that the non-adds results are those where the interests of the company behind the search results and my interest are deeply leaning towards the interest of the company instead of mines. In clear text: Content of sites disguised as original content yet serving no other purpose but linking to Amazon or sites which display a ton of adds served by Google.