thresh P-value %words %seq Nwords Nseq total_words total_seq 7.9928 1.0e-05 40.0% 40.0% 4 4 10 10 6.9426 5.0e-05 50.0% 50.0% 5 5 10 10 6.4341 0.0001 60.0% 60.0% 6 6 10 10 5.1153 0.0005 80.0% 80.0% 8 8 10 10 4.4762 0.001 80.0% 80.0% 8 8 10 10