http://en.wikipedia.org/wiki/Web_search_engine#Market_share
There should be many diverse web search engines. Google by far is the most popular, a smaller WSE still has its benefits.
http://www.thesearchenginelist.com
http://www.telegraph.co.uk/technology/google/9902835/German-Google-tax-to-force-search-engines-to-pay-for-showing-news-extracts.html
http://www.thiscantbehappening.net/node/1609
http://searchengineland.com/yahoo-clues-app-search-other-products-to-shut-down-april-1-150320
http://therabbitportal.blogspot.ca/2013/03/the-ring-of-data-power.html
