SN4 ""

No	Pattern	Freq
1	at [adv] the [adj] [noun]	274
2	at [adv] the [adj] [noun]	258
3	at [adv] the [adj] [noun sg]	217
4	at least the [adj] [noun]	126
5	at least the [adj] [noun]	126
6	at [adv] the right [noun]	73
7	at [adv] the [adj] [noun pl]	51
8	at just the [adj] [noun]	47
9	at just the [adj] [noun]	47
10	at [adv] the [adj] time	36
11	at [adv] the [adj] time	35
12	at exactly the [adj] [noun]	27
13	at exactly the [adj] [noun]	27
14	at [adv] the [adj] moment	23
15	at [adv] the [adj] moment	23
16	at [Wh adv] the [adj] [noun]	16
17	at once the [adj] [noun]	14
18	at once the [adj] [noun]	14
19	at how the [adj] [noun]	10
20	at how the [adj] [noun]	10
21	at [adv] the wrong [noun]	10
22	at twice the [adj] [noun]	10
23	at precisely the [adj] [noun]	10
24	at twice the [adj] [noun]	10
25	at precisely the [adj] [noun]	10
26	at [adv] the following [noun]	8
27	at [adv] the [adj] rate	8
28	at [adv] the [adj] rate	8
29	at [adv] the new [noun]	7
30	at [adv] the [adj] level	6