SN4 ""

No	Pattern	Freq
1	would have [vb pp] in	262
2	may have [vb pp] in	162
3	could have [vb pp] in	104
4	must have [vb pp] in	103
5	might have [vb pp] in	89
6	should have [vb pp] in	76
7	[vb mod] have resulted in	74
8	[vb mod] have done in	54
9	[vb mod] have had in	34
10	will have [vb pp] in	29
11	[vb mod] have stayed in	24
12	[vb mod] have happened in	20
13	[vb mod] have occurred in	20
14	[vb mod] have gone in	15
15	[vb mod] have died in	15
16	[vb mod] have succeeded in	15
17	'd have [vb pp] in	15
18	[vb mod] have originated in	14
19	[vb mod] have seen in	14
20	[vb mod] have appeared in	14
21	[vb mod] have remained in	12
22	[vb mod] have worked in	10
23	[vb mod] have lived in	10
24	[vb mod] have existed in	10
25	[vb mod] have played in	9
26	[vb mod] have acted in	8
27	[vb mod] have failed in	8
28	[vb mod] have come in	8
29	[vb mod] have got in	8
30	[vb mod] have developed in	8