thresh P-value %words %seq Nwords Nseq total_words total_seq 7.9174 1.0e-05 15.4% 15.4% 2 2 13 13 6.9879 5.0e-05 46.2% 46.2% 6 6 13 13 6.5184 0.0001 53.8% 53.8% 7 7 13 13 5.2332 0.0005 92.3% 92.3% 12 12 13 13 4.5887 0.001 92.3% 92.3% 12 12 13 13