SN4 ""

No	Pattern	Freq
1	[noun] who had not	214
2	[noun pl] who had not	113
3	[noun sg] who had not	67
4	[adj] who had not	55
5	[det] who had not	50
6	those who had not	48
7	those who had not	48
8	[pron] who had not	23
9	[conj] who had not	20
10	[n mass] who had not	20
11	[coord] who had not	20
12	people who had not	19
13	people who had not	19
14	[indef pn] who had not	18
15	patient who had not	17
16	patients who had not	17
17	man who had not	14
18	[noun prp] who had not	13
19	child who had not	11
20	someone who had not	10
21	but who had not	10
22	but who had not	10
23	someone who had not	10
24	girl who had not	9
25	and who had not	9
26	children who had not	9
27	and who had not	9
28	[verb] who had not	8
29	man who had not	8
30	men who had not	6