SN4 ""

No	Pattern	Freq
1	[modal v] have found	382
2	[vb mod] have found	382
3	would have found	165
4	would have found	150
5	[adv] have found	101
6	[adv] have found	60
7	could have found	49
8	could have found	49
9	might have found	46
10	might have found	46
11	[not/n't] have found	41
12	not have found	41
13	may have found	40
14	may have found	40
15	must have found	34
16	must have found	34
17	should have found	26
18	should have found	26
19	not have found	25
20	will have found	20
21	will have found	18
22	never have found	17
23	never have found	17
24	n't have found	16
25	'd have found	15
26	[pron] have found	9
27	well have found	8
28	well have found	8
29	[pers pn] have found	7
30	have be found	38