thresh P-value %words %seq Nwords Nseq total_words total_seq 9.4262 1.0e-05 38.1% 36.4% 16 16 42 44 8.1397 5.0e-05 57.1% 54.5% 24 24 42 44 7.5009 0.0001 69.0% 65.9% 29 29 42 44 5.8191 0.0005 81.0% 77.3% 34 34 42 44 5.0058 0.001 88.1% 84.1% 37 37 42 44