thresh P-value %words %seq Nwords Nseq total_words total_seq 8.584 1.0e-05 57.1% 57.1% 4 4 7 7 7.4491 5.0e-05 85.7% 85.7% 6 6 7 7 7.0098 0.0001 85.7% 85.7% 6 6 7 7 5.606 0.0005 85.7% 85.7% 6 6 7 7 4.8916 0.001 85.7% 85.7% 6 6 7 7