SN4 ""

No	Pattern	Freq
1	had not [vb pp]	5056
2	had not see	227
3	had not seen	227
4	had not had	172
5	had not have	172
6	had not take	115
7	had not taken	115
8	had not come	112
9	had not come	111
10	had not know	107
11	had not known	105
12	had not done	101
13	had not do	101
14	had not make	91
15	had not made	91
16	had not gone	87
17	had not go	87
18	had not heard	86
19	had not hear	86
20	had not expect	83
21	had not expected	83
22	had not give	82
23	had not given	82
24	had not change	73
25	had not changed	73
26	had not tell	66
27	had not told	66
28	had not think	63
29	had not thought	63
30	had not occur	61