thresh P-value %words %seq Nwords Nseq total_words total_seq 7.9762 1.0e-05 26.7% 26.7% 4 4 15 15 7.0846 5.0e-05 33.3% 33.3% 5 5 15 15 6.65 0.0001 33.3% 33.3% 5 5 15 15 5.5003 0.0005 46.7% 46.7% 7 7 15 15 4.933 0.001 66.7% 66.7% 10 10 15 15