SN4 ""

No	Pattern	Freq
1	[pron] [modal v] have been on	77
2	[pers pn] [modal v] have been on	73
3	[noun] [modal v] have been on	36
4	[noun sg] [modal v] have been on	22
5	it [modal v] have been on	18
6	it [modal v] have been on	18
7	he [modal v] have been on	17
8	he [modal v] have been on	17
9	i [modal v] have been on	13
10	i [modal v] have been on	13
11	they [modal v] have been on	11
12	you [modal v] have been on	9
13	you [modal v] have been on	9
14	they [modal v] have been on	9
15	[noun prp] [modal v] have been on	8
16	[noun pl] [modal v] have been on	5
17	we [modal v] have been on	5
18	[modal v] [adv] have been on	31
19	[modal v] [adv] have been on	17
20	[modal v] [not/n't] have been on	14
21	[modal v] not have been on	14
22	[modal v] n't have been on	10
23	[modal v] never have been on	5
24	[modal v] never have been on	5
25	[modal v] have been [verb] on	160
26	[modal v] have been [vb pp] on	129
27	[modal v] have been [v-ing] on	30
28	[modal v] have been [adj] on	29
29	[modal v] have been [adj] on	26
30	[modal v] have been [adv] on	13