WordZe has provided a public list of the top search keywords and keyphrases queried via Google per hour since January 8th, 2008. The list includes over 130,000 search terms!

Combined with the Google AdWords Keyword Research tool, this is a very formidable tool to add to your SEO arsenal for keyword research.

WordZe’s keyword information included on this list is mined from Google Trends.

http://www.wordze.com/Gtrends