Meta-search engines use the resources of many different search engines to gather the most results possible. Many of these will also eliminate duplicates and classify results to enhance your search experience.
SurfWax. This search engine works very well for reaching deep into the web for information.
Academic Index. Created by the former chair of Texas Association of School Librarians, this meta-search engine only pulls from databases and resources that are approved by librarians and educators.
Infomine has been built by a pool of libraries in the United States.
Clusty. Clusty searches through top search engines, then clusters the results so that information that may have been hidden deep in the search results is now readily available.
Dogpile. Dogpile searches rely on several top search engines for the results then removes duplicates and strives to present only relevant results.
Turbo 10. This meta-search engine is specifically designed to search the deep web for information.
Multiple Search. Save yourself the work by using this search engine that looks among major search engines, social networks, flickr, Wikipedia, and many more sites.
Mamma. Click on the Power Search option to customize your search experience with this meta-search engine.
World Curry Guide. This meta-search tool with a strong European influence has been around since 1997 and is still growing strong.
Fazzle.com. Give this meta-search engine a try. It accesses a large number of databases and claims to have more access to information than Google.
Icerocket. Search blogs as well as the general Internet, MySpace, the news, and more to receive results by posting date.
iZito. Get results from a variety of major search engines that come to you clustered in groups. You can also receive only US website results or receive results with a more international perspective.
Ujiko. This unusual meta-search tool allows for you to customize your searches by eliminating results or tagging some as favorites.
IncyWincy is an Invisible Web search engine and it behaves as a meta-search engine by tapping into other search engines and filtering the results. It searches the web, directory, forms, and images. With a free registration, you can track search results with alerts.