thresh P-value %words %seq Nwords Nseq total_words total_seq 7.6671 1.0e-05 23.1% 23.1% 3 3 13 13 6.7499 5.0e-05 46.2% 46.2% 6 6 13 13 6.3113 0.0001 46.2% 46.2% 6 6 13 13 5.1346 0.0005 61.5% 61.5% 8 8 13 13 4.5621 0.001 76.9% 76.9% 10 10 13 13