title: What are N-grams?
body: <p><strong>What are N-grams?</strong></p>
  <p><strong>I want to find N-grams for n=4 (fourgram), n=5 (fivegram), n=6 (sixgram), n=7(sevengram)</strong> for the Sentence - &quot;<strong>dog that barks does not bite</strong>&quot;</p>
  <p>I know-</p>
  <p>Unigrams(n=1): dog, that, barks, does, not, bite</p>
  <p>Bigrams(n=2): dog that, that barks, bark does, does not, not bite</p>
  <p>Trigrams(n=3): dog that barks, that bark does, barks does not, does not bite</p>
  <p><strong>How many N-grams can we find for the given sentence?</strong></p>