Warning from statistic library!
  Warning code: 200
  Warning message: Total trigram count cannot be less than to zero
Skipping ngram one<>two<>three<>2 14 15 11 5 4 6
Warning from statistic library!
  Warning code: 200
  Warning message: Total trigram count cannot be less than to zero
Skipping ngram one<>two<>four<>2 14 13 19 4 7 7
Warning from statistic library!
  Warning code: 200
  Warning message: Total trigram count cannot be less than to zero
Skipping ngram two<>three<>one<>1 14 13 21 4 8 5
Warning from statistic library!
  Warning code: 200
  Warning message: Total trigram count cannot be less than to zero
Skipping ngram two<>three<>four<>4 16 13 23 4 9 11
Wrong number of tokens in ngram on line 6. Expecting 3.