Once you open the Google adwords keyword tools and you type for example, "" loan "and you press enter, it will be seen a few keywords associated with the word "loan". And in column You can read the other competition for that keyword, ,how many global monthly searches, how many Local monthly tracking and so on (customized)).
TIPS: Is better if you login to your google account first, in order to captcha does not show up and hold her every time we want to check keyword.In the column 'Match Type' make sure your settings in [exact] - The main setting is Landscape. so that Your keyword search results will be significant in accordance with yours. Also Before you hit the Enter key, Verify 'option and advanced filter in accordance with yours. Because by setting a different language and Locations will produce a different combination of keywords as well. After this things mentioned above you SET, then push then push the button "Search". in the blink of an eye will visible results in the next below it. Do not forget to consider the results search such as competition, monthly searches locally and so on. also do not forget to consider the related keywords to search Long tail keywords. Congratulations to experiment with Google Adwords Keyword Tool.