Search engine optimization (SEO) is a challenging and time consuming task, and there is much more to search engine optimization then link building and optimizing page elements. To better understand the existing approach to search engine optimization, it is important to understand the role of content in SEO. Google was the first search engine to implement a technology called LSI (Latent Semantic Indexing) to generate search results. LSI requires a Googlebot to take note of the keyword density of specific words on a webpage in addition to caching a page. For example, a webpage with 500 words and the keyword Lenovo laptops appearing 50 times will have a keyword density of 10% for the keyword Lenovo laptops.
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