SN4 ""

No	Pattern	Freq
1	[noun] [conj] at the [noun]	870
2	[noun] [conj] at the [noun sg]	773
3	[noun] [conj] at the [adj]	605
4	[noun] [conj] at the [det]	386
5	[noun] [conj] at the same	385
6	[noun] [conj] at the same	385
7	[noun] [conj] at the [adj]	171
8	[noun] [conj] at the end	163
9	[noun] [conj] at the end	163
10	[noun] [conj] at the time	68
11	[noun] [conj] at the time	68
12	[noun] [conj] at the moment	53
13	[noun] [conj] at the moment	53
14	[noun] [conj] at the [noun pl]	51
15	[noun] [conj] at the [noun prp]	44
16	[noun] [conj] at the beginning	40
17	[noun] [conj] at the beginning	40
18	[noun] [conj] at the [num ord]	30
19	[noun] [conj] at the other	20
20	[noun] [conj] at the [adv]	20
21	[noun] [conj] at the other	20
22	[noun] [conj] at the [adv]	20
23	[noun] [conj] at the age	17
24	[noun] [conj] at the age	17
25	[noun] [conj] at the top	16
26	[noun] [conj] at the level	16
27	[noun] [conj] at the bottom	16
28	[noun] [conj] at the bottom	16
29	[noun] [conj] at the top	16
30	[noun] [conj] at the level	16