SN4 ""

No	Pattern	Freq
1	[conj] [adj] would have been [prep]	7
2	[adj] [noun] would have been [prep]	42
3	[adj] [noun sg] would have been [prep]	33
4	[adj] [noun pl] would have been [prep]	7
5	[adj] [pron] would have been [prep]	5
6	[adj] would have been [verb] [prep]	36
7	[adj] would have been [adj] [prep]	33
8	[adj] would have been [vb pp] [prep]	33
9	[adj] would have been [adj] [prep]	28
10	[adj] would have been impossible [prep]	7
11	[adj] would have been impossible [prep]	7
12	[adj] would have been [adv] [prep]	5
13	[adj] would have been [prep] [art]	8
14	[adj] would have been [prep] [art]	8
15	[adj] would have been [prep] the	5
16	[adj] would have been [prep] the	5