This module is designed to: 1) pull out all of the two-, three-, and
four-word phrases in a given text, and 2) list these phrases according
to their frequency. Using this module is it possible to create lists of
the most common phrases in a text as well as order them by their
probable occurance, thus implying significance. This process is useful
for the purposes of textual analysis and "
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Version 2, June 1991
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