SN4 ""

No	Pattern	Freq
1	[modal v] have [been] use [prep]	76
2	[vb mod] have [been] use [prep]	76
3	could have [been] use [prep]	23
4	could have [been] use [prep]	23
5	may have [been] use [prep]	22
6	may have [been] use [prep]	22
7	[adv] have [been] use [prep]	19
8	[adv] have [been] use [prep]	16
9	would have [been] use [prep]	12
10	would have [been] use [prep]	12
11	might have [been] use [prep]	11
12	might have [been] use [prep]	11
13	must have [been] use [prep]	6
14	must have [been] use [prep]	6
15	have [been] use [prep] [art]	38
16	have [been] use [prep] [art]	38
17	have [been] use [prep] [noun]	29
18	have [been] use [prep] [adj]	20
19	have [been] use [prep] a	19
20	have [been] use [prep] the	19
21	have [been] use [prep] the	19
22	have [been] use [prep] a	16
23	have [been] use [prep] [noun sg]	16
24	have [been] use [prep] [adj]	12
25	have [been] use [prep] [noun pl]	8
26	have [been] use [prep] [det]	7