SN4 ""

No	Pattern	Freq
1	have been at the	337
2	[verb] been at the	337
3	[vb past] been at the	145
4	had been at the	132
5	[vb -s] been at the	88
6	has been at the	79
7	[vb base] been at the	59
8	have been at the	50
9	[adv] been at the	41
10	[adv] been at the	31
11	have been at the	28
12	[vb infin] been at the	28
13	'd been at the	13
14	to have been at the	10
15	[not/n't] been at the	10
16	not been at the	10
17	[to-vb] been at the	10
18	always been at the	9
19	's been at the	9
20	always been at the	9
21	've been at the	9
22	not been at the	7
23	having been at the	7
24	[v-ing] been at the	7
25	been [verb] at the	713
26	been [vb pp] at the	566
27	been [v-ing] at the	145
28	been [adj] at the	116
29	been [adj] at the	105
30	been look at the	48