SN4 ""

No	Pattern	Freq
1	[verb] [pers pn] been at	19
2	have [pers pn] been at	19
3	[vb base] [pers pn] been at	12
4	have [pers pn] been at	12
5	[vb past] [pers pn] been at	6
6	had [pers pn] been at	6
7	[pers pn] [verb] been at	321
8	[pers pn] have been at	320
9	[pers pn] [vb past] been at	188
10	[pers pn] had been at	147
11	[pers pn] [vb base] been at	78
12	[pers pn] [vb -s] been at	54
13	[pers pn] 've been at	48
14	[pers pn] 'd been at	41
15	[pers pn] 's been at	32
16	[pers pn] have been at	30
17	[pers pn] has been at	21
18	[pers pn] been [verb] at	19
19	[pers pn] been [v-ing] at	13
20	[pers pn] been [adv] at	7
21	[pers pn] been [adj] at	6
22	[pers pn] been look at	6
23	[pers pn] been [vb pp] at	6
24	[pers pn] been [adj] at	6
25	[pers pn] been [adv] at	5
26	[pers pn] been looking at	5
27	[pers pn] been at [noun]	7
28	[pers pn] been at [adj]	6
29	[pers pn] been at [det]	5