SN4 ""

No	Pattern	Freq
1	might have been [adj] [prep]	108
2	might have been [adj] [prep]	108
3	might have been [adj] [prep]	88
4	might have been [adj] in	25
5	might have been [adj] in	25
6	might have been [adj] for	24
7	might have been [adj] for	24
8	might have been [adj] to	18
9	might have been [adj] to	18
10	might have been [adj] of	17
11	might have been [adj] of	17
12	might have been [adj -er] [prep]	10
13	might have been due [prep]	9
14	might have been due [prep]	9
15	might have been good [prep]	8
16	might have been [num] [prep]	6
17	might have been [adj] on	6
18	might have been [adj] on	6
19	might have been better [prep]	6
20	might have been responsible [prep]	5
21	might have been responsible [prep]	5
22	might have been [adj] by	5
23	might have been [adj] at	5
24	might have been involved [prep]	5
25	might have been [adj] at	5
26	might have been [adj] by	5
27	might have been involved [prep]	5