For non-adwords campaigns, Google analytics can only capture the data that you are passing to them by tagging your destination url's.

For all these non-adwords campaigns, Google analytics show you the keywords customers actually typed in get to your ads. However, if you want to see the keywords you used in the campaigns and the keywords customers actually typed, so that you can figure out the negative keywords you need to use, there is a trick you can use. Refer to this page http://www.ga-experts.com/blog/2006/11/how-to-get-detailed-ppc-keyword-data-from-google-analytics/ to find out how to do this.
References :
http://dbesem.blogspot.com