Search term suggestion tool
Are you absolutely sure your keywords are worth to be highly ranked ?
The search term suggestion tool is good for checking to see if a keyword or keyword phrase is being used. It is very discouraging to kill yourself getting a high ranking on a keyword that no one uses. Therefore was created tools like search term suggestion tool.
There are a lot of tools can shows you what most valuable keywords, I mean traffic, but not many knows the best one showing up most acurate results is the tool created by Google (:
If you want to get know popularity of the keyword you can use free tool called Search term suggestion tool
https://adwords.google.com/select/KeywordToolExternal
It is a very powerfull tool, you can ask why ...
The success in SEO is proper NICHE, you can choose most competetive keywords and never see your website in TOP50 of Google serps, but you can pick middle competetive keywords and bulid up NICHE keywords list for them. The way I am describing here is the most poferfull method to gain traffic from Google.
NICHE
Search term suggestion tool can help you to build up high traffic site.
Just pick 10-20 middle competetive keywords by using above tool, then put that keywords (one by one) again to search terms field and pick up not less than 50 LOWEST competition keywords , they will be called NICHE keywords.
Now you have very good basics to start work around promotion of your website.
Search term suggestion tool is a very powerfull and completly free method of gaining keywords, you can use it all the time for new websites you will build.