thresh P-value %words %seq Nwords Nseq total_words total_seq 8.7513 1.0e-05 26.3% 26.3% 5 5 19 19 7.5943 5.0e-05 42.1% 42.1% 8 8 19 19 7.0359 0.0001 52.6% 52.6% 10 10 19 19 5.5802 0.0005 78.9% 78.9% 15 15 19 19 4.874 0.001 84.2% 84.2% 16 16 19 19