4. The method of claim 3 , wherein the small number of words apart is about 4 words; and wherein the pre-specified number of words is about 100 words.
3. The method of claim 2 , wherein words are determined to be very close to each other if they are less than a small number of words apart; and wherein words are determined to be near each other if they are within a pre-specified number of words of each other.