thresh P-value %words %seq Nwords Nseq total_words total_seq 10.0009 1.0e-05 50.0% 45.0% 7 9 14 20 8.5578 5.0e-05 57.1% 50.0% 8 10 14 20 7.9333 0.0001 78.6% 60.0% 11 12 14 20 6.2888 0.0005 100.0% 70.0% 14 14 14 20 5.4137 0.001 100.0% 70.0% 14 14 14 20