SN4 ""

No	Pattern	Freq
1	[pron] would have been [noun]	88
2	[noun] would have been [noun]	63
3	[pers pn] would have been [noun]	48
4	[noun sg] would have been [noun]	41
5	it would have been [noun]	31
6	it would have been [noun]	31
7	[ex0] would have been [noun]	29
8	there would have been [noun]	29
9	there would have been [noun]	29
10	[adj] would have been [noun]	22
11	[noun pl] would have been [noun]	16
12	[det] would have been [noun]	16
13	that would have been [noun]	11
14	that would have been [noun]	11
15	[Wh det] would have been [noun]	7
16	[noun prp] would have been [noun]	6
17	[num] would have been [noun]	5
18	would [adv] have been [noun]	33
19	would [adv] have been [noun]	21
20	would [not/n't] have been [noun]	12
21	would not have been [noun]	12
22	would not have been [noun]	10
23	would have been [art] [noun]	444
24	would have been [art] [noun]	444
25	would have been a [noun]	224
26	would have been a [noun]	189
27	would have been the [noun]	139
28	would have been the [noun]	139
29	would have been [adj] [noun]	137
30	would have been [prep] [noun]	89