Not sure how to initiate a keyword search.
You can click ON a keyword to search that keyword. You can even do a cut and paste over that with a new keyword
http://www.freerepublic.com/focus/keyword?k=brownshirtsforkerry
"You can click ON a keyword to search that keyword."
I'm an old, pre-computer age guy. I do not know where or how to find the keywords so I could click on one.