LINKS TO OTHER SITES
Single search
engines
Search engines differ in the way they
operate so some are better at some tasks than others. For more
information about each search engine go to the home page or look
at the review above.
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Multiple search
engines
These use several search engines at once
but they are less flexible in the use of search options.
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Dogpile
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Subject
directories
These are selected resources from the
internet.