SN4 ""

No	Pattern	Freq
1	at the [det] [noun sg] [conj]	1061
2	at the same [noun sg] [conj]	1055
3	at the [det] time [conj]	829
4	at the [det] [noun sg] [subord]	814
5	at the [det] [noun sg] as	774
6	at the [det] [noun sg] as	774
7	at the [det] [noun sg] [coord]	166
8	at the [det] [noun sg] and	122
9	at the [det] [noun sg] and	122
10	at the [det] [noun sg] that	81
11	at the [det] [noun sg] [that]	81
12	at the [det] [noun sg] that	81
13	at the [det] rate [conj]	44
14	at the [det] [noun sg] or	31
15	at the [det] [noun sg] or	31
16	at the [det] level [conj]	31
17	at the [det] speed [conj]	20
18	at the [det] moment [conj]	17
19	at the [det] [noun sg] but	13
20	at the [det] [noun sg] if	13
21	at the [det] [noun sg] if	13
22	at the [det] [noun sg] but	13
23	at the [det] price [conj]	8
24	at the [det] hotel [conj]	8
25	at the [det] table [conj]	7
26	at the [det] [noun sg] because	6
27	at the [det] [noun sg] because	6
28	at the [det] [noun sg] where	5
29	at the [det] frequency [conj]	5
30	at the [det] place [conj]	5