SN4 ""

No	Pattern	Freq
31	need n't [be]	80
32	was n't [be]	73
33	[no cls] n't [be]	64
34	[unc] n't [be]	64
35	ai n't [be]	61
36	ai n't [be]	61
37	is n't [be]	51
38	[is] n't [be]	51
39	were n't [be]	33
40	[am/are] n't [be]	27
41	are n't [be]	27
42	might n't [be]	22
43	might n't [be]	22
44	did n't [be]	13
45	[noun] n't [be]	7
46	[vb infin] n't [be]	6
47	[noun sg] n't [be]	5
48	n't [verb] [be]	1336
49	n't [vb infin] [be]	1271
50	n't [pron] [be]	773
51	n't [pers pn] [be]	690
52	n't have [be]	646
53	n't have [be]	635
54	n't [adv] [be]	560
55	n't [adv] [be]	554
56	n't it [be]	299
57	n't it [be]	299
58	n't [adj] [be]	186
59	n't you [be]	143
60	n't you [be]	143