Google is the best, there is no doubt, the single biggest & by extension it’s the most important search engine worldwide. The main focused google.com is the single most visited site, but various other international Google sites also figure highly. For example Google.co.uk is the most visited site within the UK. Many of these international sites are at the top 100 of most visited sites and no SEM or SEO campaign could overlook the importance of Google. In certain markets, local competitors rule the roost, like Yahoo Japan is the most used search engine within Japan and, while that brand
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