SN4 ""

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