SN4 ""

No	Pattern	Freq
1	[modal v] have been [vb pp] for [adj]	44
2	[vb mod] have been [vb pp] for [adj]	44
3	would have been [vb pp] for [adj]	16
4	would have been [vb pp] for [adj]	16
5	[adv] have been [vb pp] for [adj]	11
6	[adv] have been [vb pp] for [adj]	8
7	must have been [vb pp] for [adj]	5
8	could have been [vb pp] for [adj]	5
9	will have been [vb pp] for [adj]	5
10	will have been [vb pp] for [adj]	5
11	must have been [vb pp] for [adj]	5
12	may have been [vb pp] for [adj]	5
13	may have been [vb pp] for [adj]	5
14	could have been [vb pp] for [adj]	5
15	have been [vb pp] [adv] for [adj]	10
16	have been [vb pp] [adv] for [adj]	7
17	have been [vb pp] for [art] [adj]	15
18	have been [vb pp] for [art] [adj]	15
19	have been [vb pp] for a [adj]	10
20	have been [vb pp] for a [adj]	9
21	have been [vb pp] for [det] [adj]	8
22	have been [vb pp] for [adj] [adj]	8
23	have been [vb pp] for the [adj]	5
24	have been [vb pp] for the [adj]	5
25	have been [vb pp] for [adj] [noun]	31
26	have been [vb pp] for [adj] [noun sg]	19
27	have been [vb pp] for [adj] [noun pl]	12
28	have been [vb pp] for [adj] [adj]	8
29	have been [vb pp] for [adj] [adj]	7