Finding Good Keywords For Product Oriented Websites
If you have a product reviews oriented website and are doing the keyword research with Wordtracker, you can sometimes run out of keywords too quickly.
Here’s an example:
Let’s say you have a tennis racquet reviews website and one of your main pages will contain Wilson tennis racquets.
So you go to Wordtracker to find out which Wilson racquets people search for:

As you can see, you don’t have many useful keywords here since there are just a few models listed. You get a similar results if you search for wilson tennis or something like that.
Five Simple Ways For Finding Related Keywords
You’ve probably heard of LSI or Latent Semantic Indexing, which is just a big word for search engine-proven synonyms or related keywords.
When a search engine scans your page which, for example, talks about tennis equipment, one of the algorithms to determine whether this page is really relevant is the LSI algorithm, which will scan for related keywords.
If you want to convince a search engine (and a visitor!) that this is a really relevant page for that keyword, you’ll need to include keywords related to tennis equipment on that page.
Here are three free and two paid methods that I use to find related keywords:

