SN4 ""

No	Pattern	Freq
1	[noun] who had not [verb]	93
2	[noun pl] who had not [verb]	51
3	[noun sg] who had not [verb]	28
4	[adj] who had not [verb]	25
5	[det] who had not [verb]	22
6	those who had not [verb]	22
7	those who had not [verb]	22
8	[pron] who had not [verb]	10
9	[n mass] who had not [verb]	9
10	people who had not [verb]	8
11	people who had not [verb]	8
12	patients who had not [verb]	7
13	patient who had not [verb]	7
14	but who had not [verb]	7
15	[indef pn] who had not [verb]	7
16	but who had not [verb]	7
17	[coord] who had not [verb]	7
18	[conj] who had not [verb]	7
19	[verb] who had not [verb]	6
20	[noun prp] who had not [verb]	5
21	child who had not [verb]	5
22	who had [vb pp] not [verb]	6
23	who had [verb] not [verb]	6
24	who had not been [verb]	56
25	who had not [been] [verb]	56
26	who had not be [verb]	56
27	who had not [be] [verb]	56
28	who had not [adv] [verb]	44
29	who had not [adv] [verb]	44
30	who had not yet [verb]	16