SN4 ""

No	Pattern	Freq
1	who have [been] [prep]	651
2	who have been [prep]	651
3	who had [been] [prep]	319
4	who have [been] in	265
5	who has [been] [prep]	122
6	who have [been] [prep]	112
7	who have [been] on	107
8	who have [been] at	72
9	who have [been] with	67
10	who have [been] to	49
11	who have [been] through	37
12	who 's [been] [prep]	34
13	who 'd [been] [prep]	33
14	who 've [been] [prep]	30
15	who have [been] under	13
16	who have [been] behind	7
17	who have [been] for	6
18	who have [been] without	5