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Niet bekend Feiten over Contentoptimalisatie

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In 2007, Google announced a campaign against paid links that transfer PageRank.[27] On June 15, 2009, De zoekmachines disclosed that they had taken measures to mitigate the effects of PageRank sculpting by use of the nofollow attribute on links. Matt Cutts, a well-known software engineer at Google, announced that Google https://organisch-verkeer28270.blog-a-story.com/7949738/manual-article-review-is-required-for-this-article

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