SN4 ""

No	Pattern	Freq
1	at the [adj] [noun sg] [conj]	991
2	at the [adj] [noun] [coord]	871
3	at the [adj] [noun] and	748
4	at the [adj] [noun] and	748
5	at the [adj] [noun pl] [conj]	196
6	at the [adj] [noun] that	180
7	at the [adj] [noun] that	180
8	at the [adj] [noun] [that]	180
9	at the [adj] [noun] [subord]	168
10	at the [adj] time [conj]	86
11	at the [adj] time [conj]	80
12	at the [adj] level [conj]	64
13	at the [adj] [noun] or	63
14	at the [adj] end [conj]	63
15	at the [adj] end [conj]	63
16	at the [adj] [noun] or	63
17	at the [adj] [noun] as	62
18	at the [adj] level [conj]	62
19	at the [adj] [noun] as	62
20	at the right [noun] [conj]	57
21	at the [adj] [noun] but	53
22	at the [adj] [noun] but	53
23	at the very [noun] [conj]	37
24	at the other [noun] [conj]	33
25	at the old [noun] [conj]	30
26	at the [adj] moment [conj]	30
27	at the [adj] moment [conj]	30
28	at the [adj] [noun] when	29
29	at the [adj] [noun] when	29
30	at the royal [noun] [conj]	26