[[...]]
A, and probably the biggest, internet search engine, reachable e.g. at http://google.com

See [Fuzzy Google truth] for an oracle that filters out how many pages Google found for a query. 









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For examples of use of the "Google Web API", see
[http://cedar.intel.com/cgi-bin/ids.dll/content/content.jsp?cntKey=Generic+Editorial%3a%3aws_google&cntType=IDS_EDITORIAL&catCode=CJA].
Active discussion of the API is available
through google.* netnews
[http://groups.google.com/groups?group=google.public.web-apis].

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[[Anyone want to add info here about code to search google's comp.lang.tcl* newsgroups?]]

[[Anyone want to add info here about code to convert usenet message-id strings into google URLs?]]

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[Category Internet]