SN4 ""

No	Pattern	Freq
1	[pron] [vb mod] have been at	85
2	[pers pn] [vb mod] have been at	68
3	[noun] [vb mod] have been at	43
4	[noun sg] [vb mod] have been at	26
5	it [vb mod] have been at	17
6	it [vb mod] have been at	17
7	he [vb mod] have been at	13
8	he [vb mod] have been at	13
9	i [vb mod] have been at	11
10	i [vb mod] have been at	11
11	there [vb mod] have been at	10
12	there [vb mod] have been at	10
13	[ex0] [vb mod] have been at	10
14	[noun pl] [vb mod] have been at	9
15	they [vb mod] have been at	8
16	she [vb mod] have been at	7
17	[noun prp] [vb mod] have been at	7
18	she [vb mod] have been at	7
19	they [vb mod] have been at	7
20	you [vb mod] have been at	7
21	you [vb mod] have been at	7
22	[Wh det] [vb mod] have been at	6
23	we [vb mod] have been at	5
24	we [vb mod] have been at	5
25	[vb mod] [adv] have been at	25
26	[vb mod] [adv] have been at	14
27	[vb mod] not have been at	11
28	[vb mod] [not/n't] have been at	11
29	[vb mod] not have been at	6
30	[vb mod] n't have been at	5