Are there any keyword search tools?

i want to search some images and videos on the internet, but i am done with the websites like yahoo and google. i want to use softwares to search what i want. Recommand some plz?|||If you are looking for keyword research tool, use Google Adwords Keyword Tool..|||you can find everything on image. if you want to search for images click on images tab after searching in google.|||Google is an excellent search utility - one of the best if not *the* best out there. If you're not getting the results you want, you're not entering the right search term.