thresh P-value %words %seq Nwords Nseq total_words total_seq 8.7274 1.0e-05 8.7% 8.7% 2 2 23 23 7.9312 5.0e-05 39.1% 39.1% 9 9 23 23 7.3872 0.0001 39.1% 39.1% 9 9 23 23 5.9683 0.0005 82.6% 82.6% 19 19 23 23 5.3286 0.001 87.0% 87.0% 20 20 23 23