Keywords are really important for SEO and you should always check the important keywords or related keywords to attract more traffic to your site. Wordtracker is a free tool which suggest some keywords based on your search term.
Wordtracker also filter out some offensive keywords to provide you the best suitable results. Before writing any post or article, it is always better to scan more and more keywords to target them thru the post.
For example, I tried with the keyword “Chrome” and the results thrown by Wordtracker was like,
This way one can get suggestions on a keyword and also check the number of searches performed on that. That means, how important is that keyword compared to others. This search engine optimization technique can help to get more and more traffic to the website.