SN4 ""

No	Pattern	Freq
1	who have been [verb] [prep]	262
2	who have been [verb] [prep]	262
3	who have been [vb pp] [prep]	205
4	who have been [v-ing] [prep]	57
5	who have been [verb] by	50
6	who have been [verb] by	50
7	who have been [verb] to	36
8	who have been [verb] to	36
9	who have been [verb] for	35
10	who have been [verb] for	35
11	who have been [verb] in	28
12	who have been [verb] in	28
13	who have been [verb] with	18
14	who have been [verb] with	18
15	who have been [verb] into	14
16	who have been [verb] into	14
17	who have been [verb] on	13
18	who have been [verb] on	13
19	who have been [verb] from	12
20	who have been [verb] from	12
21	who have been [verb] of	12
22	who have been [verb] of	12
23	who have been [verb] against	6
24	who have been [verb] against	6
25	who have been [verb] as	6
26	who have been working [prep]	6
27	who have been [verb] at	6
28	who have been [verb] at	6
29	who have been [verb] as	6
30	who have been train [prep]	6