thresh P-value %words %seq Nwords Nseq total_words total_seq 8.3782 1.0e-05 20.0% 20.0% 2 2 10 10 7.5153 5.0e-05 30.0% 30.0% 3 3 10 10 7.0573 0.0001 50.0% 50.0% 5 5 10 10 5.8549 0.0005 70.0% 70.0% 7 7 10 10 5.255 0.001 80.0% 80.0% 8 8 10 10