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What are LSI Keywords and its impact on SEO?

What are LSI keywords?​

Latent Semantic Indexing (LSI) is an information retrieval technology used to analyze the relationships between words and concepts in text, in order to understand the overall meaning of the text. LSI keywords are words or phrases related to the main keywords, which help search engines better understand the semantics and context of web content.

The role of LSI keywords in SEO​

The role of LSI keywords in SEO is mainly reflected in the following aspects: Improving webpage visibility: Using LSI keywords can help search engines better understand webpage content, thereby improving webpage ranking in search results Enhance content relevance: By naturally including LSI keywords related to the main keywords in the content, webpage content can be made richer and more relevant, meeting users' search intentions Improve User Experience: By using LSI keywords, more natural and smooth content can be created, improving user reading experience and reducing bounce rate Avoid keyword stuffing: In conducting SEO work, LSI keywords can help avoid keyword stuffing problems caused by excessive use of primary keywords, thus avoiding search engine penalties

How to use LSI keywords​

You can use free LSI tools such as LSI Graph, Keyword Tool, KWFinder, etc. to generate LSI keywords related to the main keywords. For example, friends who are familiar with Semrush can follow these steps:

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Semrush will first analyze the Top 10 reference content, and after completion, you can find the LSI Terms.​

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Conclusion​

Google has explicitly stated that it does not directly use LSI technology to rank search results, but using semantically relevant keywords is still beneficial for SEO.

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By using LSI keywords reasonably, search engines can better understand webpage content, improve webpage relevance and ranking, and attract more traffic.