SN4 ""

No	Pattern	Freq
1	at the [adj] [noun sg] in	910
2	at the [adj] [noun sg] in	910
3	at the [adj] [noun sg] in	692
4	at the [det] [noun sg] in	95
5	at the same [noun sg] in	94
6	at the same [noun sg] in	94
7	at the [num ord] [noun sg] in	73
8	at the high [noun sg] in	62
9	at the [adj] time in	58
10	at the [adj] court in	56
11	at the high [noun sg] in	52
12	at the [adj] embassy in	39
13	at the [adj] level in	37
14	at the [adj -est] [noun sg] in	35
15	at the royal [noun sg] in	29
16	at the royal [noun sg] in	29
17	at the national [noun sg] in	25
18	at the national [noun sg] in	25
19	at the [adj] point in	24
20	at the old [noun sg] in	22
21	at the old [noun sg] in	22
22	at the first [noun sg] in	20
23	at the first [noun sg] in	20
24	at the [adj] meeting in	19
25	at the british [noun sg] in	19
26	at the british [noun sg] in	19
27	at the [adj] conference in	17
28	at the last [noun sg] in	16
29	at the [adj] museum in	16
30	at the last [noun sg] in	16