SN4 ""

No	Pattern	Freq
1	[vb mod] not have be	2103
2	[modal v] not have be	2103
3	would not have be	769
4	would not have be	768
5	could not have be	513
6	could not have be	513
7	may not have be	248
8	may not have be	248
9	should not have be	182
10	should not have be	182
11	can not have be	145
12	might not have be	140
13	might not have be	140
14	can not have be	88
15	ca not have be	57
16	will not have be	46
17	[adv] not have be	39
18	[adv] not have be	39
19	will not have be	36
20	need not have be	34
21	need not have be	34
22	must not have be	23
23	must not have be	23
24	[pron] not have be	17
25	[pers pn] not have be	17
26	it not have be	15
27	it not have be	15
28	[verb] not have be	11
29	do not have be	11
30	[vb base] not have be	8