Used the following module in order to try words or combinations of specific words in documents of the running Web. The motor of search of the text will visualize a document directory found ordered in base to the level of correspondence. Ciascuna voice of the directory is a connection to a document and corresponds to the title or the name of rows of the document. With the examples short explanation of the search language comes supplied one.

Language of search the search

motor concurs to carry out containing searches through booleane expressions the words key AND, OR and NOT. Is also possible to group more booleane expressions using the parentheses. As an example: extraction information finds documents containing " extraction " or " information " extraction or information like over extraction and information finds documents containing is " extraction ", is " information " extraction not information finds documents containing " extraction " but not " information " (extraction not information) and wais finds the documents containing " wais " and " extraction ", but not " information " Inter * finds documents containing words that they begin with " Inter "

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