SN4 ""

No	Pattern	Freq
1	[vb mod] have been [verb] [adv prt]	416
2	[modal v] have been [verb] [adv prt]	404
3	[modal v] have been [vb pp] [adv prt]	347
4	[modal v] have been [verb] out	130
5	would have been [verb] [adv prt]	101
6	[modal v] have been [verb] up	93
7	would have been [verb] [adv prt]	90
8	could have been [verb] [adv prt]	76
9	could have been [verb] [adv prt]	76
10	should have been [verb] [adv prt]	70
11	should have been [verb] [adv prt]	70
12	[modal v] have been [v-ing] [adv prt]	64
13	must have been [verb] [adv prt]	59
14	must have been [verb] [adv prt]	59
15	may have been [verb] [adv prt]	50
16	may have been [verb] [adv prt]	50
17	[modal v] have been [verb] down	47
18	[modal v] have been [verb] on	35
19	might have been [verb] [adv prt]	32
20	might have been [verb] [adv prt]	32
21	[modal v] have been [verb] off	30
22	[modal v] have been bring [adv prt]	29
23	[modal v] have been brought [adv prt]	28
24	will have been [verb] [adv prt]	22
25	[modal v] have been carry [adv prt]	22
26	will have been [verb] [adv prt]	22
27	[modal v] have been [verb] back	21
28	[modal v] have been carried [adv prt]	21
29	[modal v] have been put [adv prt]	21
30	[modal v] have been put [adv prt]	18