SN4 ""

No	Pattern	Freq
1	[pers pn] had n't [vb pp]	3513
2	she had n't [verb]	909
3	i had n't [verb]	870
4	he had n't [verb]	868
5	they had n't [verb]	314
6	[pers pn] had n't get	303
7	[pers pn] had n't got	302
8	[pers pn] had n't see	255
9	[pers pn] had n't seen	254
10	you had n't [verb]	226
11	we had n't [verb]	181
12	it had n't [verb]	177
13	[pers pn] had n't have	167
14	[pers pn] had n't had	141
15	[pers pn] had n't thought	125
16	[pers pn] had n't think	125
17	[pers pn] had n't known	108
18	[pers pn] had n't know	108
19	[pers pn] had n't do	95
20	[pers pn] had n't hear	95
21	[pers pn] had n't heard	95
22	[pers pn] had n't done	95
23	[pers pn] had n't come	86
24	[pers pn] had n't come	86
25	[pers pn] had n't notice	82
26	[pers pn] had n't noticed	82
27	[pers pn] had n't realised	71
28	[pers pn] had n't realise	71
29	[pers pn] had n't expected	66
30	[pers pn] had n't expect	66