SN4 ""

No	Pattern	Freq
1	[vb mod] have been [verb] in [adj]	108
2	[vb mod] have been [verb] in [adj]	108
3	[vb mod] have been [vb pp] in [adj]	102
4	[vb mod] have been [verb] in [det]	52
5	[vb mod] have been [verb] in [adj]	33
6	would have been [verb] in [adj]	27
7	could have been [verb] in [adj]	20
8	may have been [verb] in [adj]	19
9	[vb mod] have been [verb] in [num]	19
10	might have been [verb] in [adj]	14
11	[vb mod] have been [verb] in this	13
12	[vb mod] have been [verb] in this	13
13	should have been [verb] in [adj]	11
14	[vb mod] have been [verb] in some	10
15	[vb mod] have been [verb] in some	10
16	will have been [verb] in [adj]	10
17	[vb mod] have been [verb] in any	9
18	[vb mod] have been [verb] in any	9
19	[vb mod] have been [verb] in that	9
20	[vb mod] have been [verb] in that	9
21	[vb mod] have been [verb] in such	6
22	[vb mod] have been [v-ing] in [adj]	6
23	[vb mod] have been [verb] in such	6
24	[vb mod] have been [verb] in other	6
25	must have been [verb] in [adj]	6
26	[vb mod] have been [verb] in other	6
27	[vb mod] have been use in [adj]	5
28	[vb mod] have been used in [adj]	5