SN4 ""

No	Pattern	Freq
1	[noun] who have [been]	2792
2	[noun] who have been	2792
3	[noun] who have be	2792
4	[noun] who had [be]	1342
5	[noun sg] who have [be]	1158
6	[noun pl] who have [be]	1049
7	[noun] who have [be]	666
8	[noun] who has [be]	401
9	[n mass] who have [be]	327
10	people who have [be]	307
11	people who have [be]	307
12	[noun prp] who have [be]	258
13	man who have [be]	205
14	[noun] who 'd [be]	145
15	man who have [be]	144
16	[noun] who 've [be]	140
17	woman who have [be]	125
18	[noun] who 's [be]	95
19	child who have [be]	76
20	person who have [be]	67
21	woman who have [be]	67
22	men who have [be]	61
23	women who have [be]	58
24	person who have [be]	55
25	children who have [be]	53
26	girl who have [be]	51
27	patient who have [be]	46
28	patients who have [be]	38
29	girl who have [be]	37
30	other who have [be]	29