> I am planning to write a simple search engine. The engine would be
> able to search for a word or phrases from a file and probably point
> the user the line number the word is found.
> The issue is I want the engine to be able to support more advance
> search techniques which means it could support keywords such as
> 
> word1 and word2
> word1 not word3
> word1 or word4
> 
> Is there any module where I could simply plug into my problem to
> enable this functinality. Thanks.

<http://webglimpse.net/> might be more than you need, but it's worth a look.

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