SN4 ""

No	Pattern	Freq
1	[modal v] [pron] have seen	11
2	[vb mod] [pron] have seen	11
3	could [pron] have seen	5
4	could [pron] have seen	5
5	[pron] [modal v] have seen	492
6	[pron] [vb mod] have seen	492
7	[pron] must have seen	97
8	[pron] must have seen	97
9	[pron] should have seen	93
10	[pron] should have seen	93
11	[pron] may have seen	89
12	[pron] may have seen	89
13	[pron] would have seen	88
14	[pron] would have seen	64
15	[pron] will have seen	53
16	[pron] might have seen	37
17	[pron] will have seen	37
18	[pron] might have seen	37
19	[pron] could have seen	34
20	[pron] could have seen	34
21	[pron] 'd have seen	24
22	[pron] 'll have seen	16
23	[pron] have seen [pron]	6