SN4 ""

No	Pattern	Freq
1	[vb mod] have done [det]	152
2	[modal v] have done [det]	146
3	[modal v] have done that	72
4	could have done [det]	55
5	could have done [det]	55
6	would have done [det]	40
7	would have done [det]	33
8	[modal v] have done this	25
9	should have done [det]	17
10	should have done [det]	17
11	[modal v] have done some	16
12	will have done [det]	12
13	must have done [det]	11
14	must have done [det]	11
15	might have done [det]	10
16	might have done [det]	10
17	will have done [det]	10
18	[modal v] have done little	9
19	[modal v] have done such	9
20	'd have done [det]	7
21	[modal v] have done much	6
22	[modal v] 've done [det]	5