Ask HN: How prevent Google ads on top of search results for my web site?

When users googling my web site specifically, Google shows 3 ads with competing web sites results on top of my organic result. That's very confusing for many users.<p>Is there a way to prevent Google from showing these ads on top of my web site result?<p>http://www.dennisgorelik.com/images/postjobfree_com_search_results.png<p>http://www.google.com/search?q=postjobfree.com