which site pays for searching?

1. https://www.google.co.in/webhp?sourceid=chrome-instant&ion=1&espv=2&ie=UTF-8#q=which%20site%20pays%20for%20searching%3F
2. http://onlineincometeacher.com/money/how-to-make-money-by-writing-an-ebook/
3. http://www.makeuseof.com/tag/how-to-actually-make-money-selling-ebooks/
4. http://fourhourworkweek.com/2013/04/04/how-to-make-1000000-selling-e-books-tactics-and-case-studies/