2. The method of claim 1 , the comparison step further comprising the test phrase being shortened by removing the term from the end of the test phrase.
2. The method of claim 1 , the comparison step further comprising the test phrase being shortened by removing the term from the end of the test phrase. 3. The method of claim 2 , further comprising, if there are no more terms to remove in the test phrase: retrieving the normalized phrase, then setting the test phrase equal to the normalized phrase; shortening the test phrase by removing a term at the start of the test phrase; and repeating the comparison step with the shortened test phrase.