SN4 ""

No	Pattern	Freq
1	who be [vb pp]	6394
2	who was [vb pp]	2362
3	who were [vb pp]	1549
4	who are [vb pp]	1268
5	who is [vb pp]	940
6	who 's [vb pp]	263
7	who be born	233
8	who be killed	115
9	who be known	107
10	who be given	103
11	who be found	94
12	who be elected	85
13	who be said	83
14	who be called	82
15	who be appointed	81
16	who be forced	74
17	who be employed	74
18	who be left	72
19	who be made	71
20	who be seen	68
21	who be determined	61
22	who be expected	59
23	who be based	57
24	who be sent	57
25	who be thought	53
26	who be paid	52
27	who be accused	51
28	who be brought	49
29	who be believed	49
30	who be asked	49