thresh P-value %words %seq Nwords Nseq total_words total_seq 8.1856 1.0e-05 22.2% 22.2% 2 2 9 9 7.1526 5.0e-05 33.3% 33.3% 3 3 9 9 6.7423 0.0001 44.4% 44.4% 4 4 9 9 5.5482 0.0005 77.8% 77.8% 7 7 9 9 4.9649 0.001 77.8% 77.8% 7 7 9 9