SN4 ""

No	Pattern	Freq
1	[vb mod] not have	10570
2	[modal v] not have	5348
3	[modal v] n't have	5222
4	would not have	3715
5	would not have	3699
6	could not have	1779
7	could not have	1779
8	can not have	1195
9	will not have	1148
10	should not have	1119
11	should not have	1119
12	may not have	834
13	may not have	834
14	ca not have	827
15	wo not have	696
16	might not have	456
17	might not have	456
18	will not have	425
19	can not have	368
20	need not have	196
21	need not have	196
22	shall not have	68
23	must not have	50
24	must not have	50
25	shall not have	37
26	sha not have	31
27	'll not have	27
28	'd not have	16
29	let's not have	7
30	let's not have	7