SN4 ""

No	Pattern	Freq
1	[noun] might have been [prep] [noun]	16
2	[pron] might have been [prep] [noun]	16
3	[pers pn] might have been [prep] [noun]	13
4	[noun sg] might have been [prep] [noun]	7
5	[noun prp] might have been [prep] [noun]	5
6	he might have been [prep] [noun]	5
7	he might have been [prep] [noun]	5
8	might have been [verb] [prep] [noun]	81
9	might have been [vb pp] [prep] [noun]	72
10	might have been [adj] [prep] [noun]	20
11	might have been [adj] [prep] [noun]	16
12	might have been [v-ing] [prep] [noun]	9
13	might have been make [prep] [noun]	7
14	might have been made [prep] [noun]	7
15	might have been [adv] [prep] [noun]	5
16	might have been [prep] [art] [noun]	35
17	might have been [prep] [art] [noun]	35
18	might have been [prep] the [noun]	26
19	might have been [prep] the [noun]	26
20	might have been [prep] [adj] [noun]	12
21	might have been [prep] [adj] [noun]	9
22	might have been [prep] a [noun]	9
23	might have been [prep] a [noun]	8
24	might have been [prep] [pron] [noun]	5
25	might have been [prep] [pos pn] [noun]	5
26	might have been [prep] [noun] [prep]	11
27	might have been [prep] [noun] [prep]	11