SN4 ""

No	Pattern	Freq
1	[verb] been [verb] at a [noun]	93
2	have been [verb] at a [noun]	93
3	[vb past] been [verb] at a [noun]	34
4	[vb -s] been [verb] at a [noun]	31
5	had been [verb] at a [noun]	30
6	has been [verb] at a [noun]	29
7	[vb base] been [verb] at a [noun]	18
8	have been [verb] at a [noun]	18
9	[adv] been [verb] at a [noun]	8
10	[adv] been [verb] at a [noun]	8
11	[vb infin] been [verb] at a [noun]	7
12	have been [verb] at a [noun]	7
13	been [verb] [verb] at a [noun]	7
14	been [vb pp] [verb] at a [noun]	7
15	been [verb] [adv] at a [noun]	11
16	been [verb] [adv prt] at a [noun]	8
17	been [verb] [verb] at a [noun]	7
18	been [verb] [to-vb] at a [noun]	7
19	been [verb] at [n mass] a [noun]	5
20	been [verb] at [prep] a [noun]	5
21	been [verb] at [prep] a [noun]	5
22	been [verb] at [noun] a [noun]	5
23	been [verb] at a [adj] [noun]	76
24	been [verb] at a [adj] [noun]	57
25	been [verb] at a [adj -er] [noun]	17
26	been [verb] at a [noun] [noun]	17
27	been [verb] at a [noun sg] [noun]	13
28	been [verb] at a early [noun]	6
29	been [verb] at a later [noun]	5
30	been [verb] at a late [noun]	5