SN4 ""

No	Pattern	Freq
1	[vb mod] have put	421
2	[modal v] have put	269
3	would have put	157
4	[modal v] have to put	151
5	would have put	118
6	will have put	95
7	'll have put	59
8	'd have put	39
9	might have put	37
10	might have put	37
11	could have put	37
12	could have put	37
13	will have put	36
14	should have put	33
15	should have put	33
16	must have put	32
17	must have put	32
18	may have put	23
19	may have put	23
20	shall have put	6
21	shall have put	6