thresh P-value %words %seq Nwords Nseq total_words total_seq 7.1846 5.0e-05 9.4% 9.6% 5 5 53 52 7.076 0.0001 13.2% 13.5% 7 7 53 52 5.8294 0.0005 56.6% 57.7% 30 30 53 52 5.1518 0.001 66.0% 67.3% 35 35 53 52