If you’re into SEO (Search Engine Optimization) and SEM (Search Engine Marketing), you would by now heard of keywords, exact keywords, phrase keywords, broad keywords and LSI keywords. LSI keywords are known as semantic indexing keywords that perform a mathematical technique to identify patterns and relationship within an unstructured collection of text.
Keywords In The Past
In the past years, keywords are mainly used in SEO whereby search engine such as google would figure out a page’s topic purely by extracting keywords from the specific page. If a page is fully on “search marketing” with repetitive keyword stuffing. Google will flag this page purely based on the keyword “search marketing” which was effective in the past.
Keywords Now
However, with recent changes in search algorithm updates made by search engine. Such keywords stuffing deemed ineffective as search engine like Google had outgrown the basic keyword stuffing concept. Search engine nowadays can correlate semantically related terms that are latent in collection of text. Queries made will undergo a set of documents to produce results that are conceptually similar in meaning to queries made.
If for example you created a blog post on coffee. Google will scan your page to determine if coffee is being used in your H1 tag, H2 tag, content, images alt text, text, etc. Next up, they would scan your sites for related LSI keywords such as filter, temperature, beans, ice, cups. With these keywords weave into your content. Google is confident that your page talks about “coffee” in general.
LSI Keywords
Sounds easy? With the help of synonyms online, we will be able to generate tons of alike keywords to be stuffed into content, but LSI keywords are NOT synonyms. For example, take a word like “rest”, a good synonym of this word would definitely be “relaxing”. Although they are of similar meaning, but they do not constitute to the effectiveness of LSI. LSI keywords do not depend on closely related words in this manner. Instead, a similar keywords such as “bed” which have close relation to “rest”.
Methods
There are plenty of methods to figure out LSI keywords easily. A common best practice would be to use Google auto complete method to uncover LSI terms used in your page content. Using In order to look for such keywords, one way would be to perform an auto search fill by google as shown in figure below. This is one simple method to look for LSI keywords, there are many other methods available such as LSI graph search LSI keywords search.