SN4 ""

No	Pattern	Freq
1	at the [adj] [noun sg] [coord]	691
2	at the [adj] [noun sg] and	586
3	at the [adj] [noun sg] and	586
4	at the [adj] [noun sg] [subord]	155
5	at the [adj] [noun sg] [that]	145
6	at the [adj] [noun sg] that	145
7	at the [adj] [noun sg] that	145
8	at the [adj] time [conj]	80
9	at the [adj] end [conj]	63
10	at the [adj] level [conj]	62
11	at the [adj] [noun sg] as	57
12	at the [adj] [noun sg] as	57
13	at the [adj] [noun sg] or	54
14	at the right [noun sg] [conj]	54
15	at the [adj] [noun sg] or	54
16	at the [adj] [noun sg] but	46
17	at the [adj] [noun sg] but	46
18	at the very [noun sg] [conj]	37
19	at the [adj] moment [conj]	30
20	at the [adj] [noun sg] when	26
21	at the [adj] [noun sg] when	26
22	at the other [noun sg] [conj]	26
23	at the present [noun sg] [conj]	24
24	at the royal [noun sg] [conj]	23
25	at the [adj] rate [conj]	22
26	at the old [noun sg] [conj]	21
27	at the front [noun sg] [conj]	21
28	at the local [noun sg] [conj]	19
29	at the national [noun sg] [conj]	19
30	at the [adj] door [conj]	18