thresh P-value %words %seq Nwords Nseq total_words total_seq 7.8944 1.0e-05 14.3% 14.3% 1 1 7 7 7.1025 5.0e-05 42.9% 42.9% 3 3 7 7 6.6182 0.0001 42.9% 42.9% 3 3 7 7 5.5044 0.0005 42.9% 42.9% 3 3 7 7 4.9316 0.001 85.7% 85.7% 6 6 7 7