The University of Arizona Library's Search Strategy Builder is a tool designed to teach you how to create a search string using Boolean logic. While it is not a database and is not designed to input a search, you should be able to cut and past the results into most databases' search boxes.
Warning: Use of the Factiva service is restricted to reader access of the content for research and education purposes only. Text mining and analytics of the content is not permitted.
This website presents an overview of the UGA Libraries' collection of 50+ business and economics research databases