SN4 ""

No	Pattern	Freq
1	[modal v] have been [verb] to the	97
2	[vb mod] have been [verb] to the	97
3	[adv] have been [verb] to the	29
4	would have been [verb] to the	22
5	would have been [verb] to the	22
6	[adv] have been [verb] to the	21
7	should have been [verb] to the	20
8	should have been [verb] to the	20
9	may have been [verb] to the	19
10	may have been [verb] to the	19
11	will have been [verb] to the	11
12	will have been [verb] to the	11
13	must have been [verb] to the	10
14	must have been [verb] to the	10
15	could have been [verb] to the	8
16	not have been [verb] to the	8
17	[not/n't] have been [verb] to the	8
18	could have been [verb] to the	8
19	not have been [verb] to the	8
20	have been [adv] [verb] to the	13
21	have been [adv] [verb] to the	13
22	have been [adj] [verb] to the	6
23	have been [adj] [verb] to the	6
24	have been [verb] [adv] to the	13
25	have been [verb] [adv prt] to the	7
26	have been [verb] [adv] to the	6
27	have been [verb] [noun] to the	5
28	have been [verb] to the [noun]	94
29	have been [verb] to the [noun sg]	80
30	have been [verb] to the [adj]	31