SN4 ""

No	Pattern	Freq
1	[noun] who have been [verb] for	102
2	[noun] who have been [vb pp] for	58
3	[noun] who had been [verb] for	48
4	[noun] who have been [v-ing] for	44
5	[noun sg] who have been [verb] for	43
6	[noun pl] who have been [verb] for	39
7	[noun] who have been [verb] for	25
8	[noun] who has been [verb] for	13
9	[n mass] who have been [verb] for	12
10	people who have been [verb] for	12
11	people who have been [verb] for	12
12	[noun prp] who have been [verb] for	8
13	[noun] who have been missing for	8
14	[noun] who have been miss for	8
15	woman who have been [verb] for	7
16	[noun] who 's been [verb] for	7
17	[noun] who have been wait for	5
18	[noun] who 've been [verb] for	5
19	[noun] who have been waiting for	5