Quite a few students will be carrying out keyword research for their CIM/CAM assignments and others will be doing research on behalf of their companies for SEO/PPC/Social Media reasons. Whatever the reason, I’m sure that you might well find a use for the Answer the Public keyword tool. What it does is take your keyword combinations and adds questions and prepositions to them. Also, in a similar way to Google Suggest it comes up with alphabetical combinations which can be added to the end of your keyword query. Why not give it a whirl and test out the various visual and data table options?