SN4 ""

No	Pattern	Freq
1	who have been [verb] [noun]	235
2	who have be [v-ing] [noun]	149
3	who have be [verb] [noun sg]	140
4	who had be [verb] [noun]	133
5	who have be [vb pp] [noun]	85
6	who have be [verb] [noun pl]	58
7	who has be [verb] [noun]	45
8	who have be [verb] [noun]	33
9	who have be [verb] [noun prp]	29
10	who have be appoint [noun]	17
11	who have be appointed [noun]	17
12	who 's be [verb] [noun]	14
13	who have be give [noun]	11
14	who have be given [noun]	11
15	who have be playing [noun]	9
16	who have be play [noun]	9
17	who have be take [noun]	9
18	who have be [verb] [n mass]	8
19	who have be elected [noun]	8
20	who have be elect [noun]	8
21	who have be make [noun]	7
22	who have be watching [noun]	6
23	who have be receiving [noun]	6
24	who have be receive [noun]	6
25	who have be making [noun]	6
26	who have be watch [noun]	6
27	who have be taken [noun]	6
28	who have be [verb] prisoner	5
29	who have be visit [noun]	5
30	who have be [verb] president	5