SN4 ""

No	Pattern	Freq
1	[vb mod] have been [vb pp] to	295
2	[modal v] have been [vb pp] to	294
3	would have been [vb pp] to	83
4	would have been [vb pp] to	79
5	may have been [vb pp] to	53
6	may have been [vb pp] to	53
7	should have been [vb pp] to	45
8	should have been [vb pp] to	45
9	could have been [vb pp] to	33
10	could have been [vb pp] to	33
11	might have been [vb pp] to	31
12	might have been [vb pp] to	31
13	must have been [vb pp] to	23
14	must have been [vb pp] to	23
15	will have been [vb pp] to	22
16	will have been [vb pp] to	22
17	[modal v] have been given to	14
18	[modal v] have been sent to	12
19	[modal v] have been related to	10
20	[modal v] have been exposed to	8
21	[modal v] have been put to	8
22	[modal v] have been lost to	7
23	[modal v] have been brought to	5
24	[modal v] have been reduced to	5
25	[modal v] have been linked to	5
26	[modal v] have been done to	5
27	[modal v] have been transferred to	5