http://tools.seochat.com/tools/related-keywords-tool/   SEOChat provides a tool where you just need to enter a keyword or phrase in the available field to get a list of relevant keywords. You also have an opportunity to conduct a deeper research by clicking the level 2 buttons. The results will provide you with a list of keywords related to your original list. You can go even further by clicking the level 3 buttons to get the results you want. When you have collected all the data, you can download the same from this tool. The information will be useful to discover new keyword opportunities, which may have been ignored by your competitors allowing you to create fresh and targeted content with these new opportunities.     Technical SEO, Rank Tracking