SN4 ""

No	Pattern	Freq
1	who have been [verb] in	265
2	who had been [verb] in	200
3	who have been [vb pp] in	197
4	who have been [v-ing] in	68
5	who have been [verb] in	28
6	who has been [verb] in	23
7	who have been live in	12
8	who have been living in	12
9	who have been bear in	11
10	who have been born in	11
11	who have been killed in	10
12	who have been kill in	10
13	who have been working in	9
14	who have been arrest in	9
15	who have been arrested in	9
16	who have been work in	9
17	who have been appoint in	8
18	who have been appointed in	8
19	who have been elected in	7
20	who 'd been [verb] in	7
21	who have been elect in	7
22	who have been imprisoned in	6
23	who have been imprison in	6
24	who have been hold in	6
25	who have been train in	6
26	who have been trained in	5
27	who have been place in	5
28	who have been leave in	5
29	who have been dismissed in	5
30	who have been held in	5