SN4 ""

No	Pattern	Freq
1	might have [verb] [prep]	690
2	might have [verb] [prep]	690
3	might have [verb] [prep]	685
4	might have [vb pp] [prep]	620
5	might have [verb] to	148
6	might have [verb] to	148
7	might have [verb] in	96
8	might have [verb] in	96
9	might have [verb] for	72
10	might have [verb] for	72
11	might have [to-vb] [prep]	70
12	might have [verb] from	51
13	might have [verb] from	51
14	might have [verb] on	46
15	might have [verb] on	46
16	might have had [prep]	41
17	might have have [prep]	41
18	might have [verb] at	39
19	might have [verb] at	39
20	might have come [prep]	37
21	might have come [prep]	36
22	might have [verb] with	35
23	might have [verb] with	35
24	might have go [prep]	30
25	might have [verb] of	26
26	might have [verb] of	26
27	might have happened [prep]	25
28	might have happen [prep]	25
29	might have gone [prep]	24
30	might have [verb] into	23