SN4 ""

No	Pattern	Freq
1	[adv] at a [adj] [noun sg]	383
2	[adv] at a [adj] [noun sg]	339
3	[adv] at an [adj] [noun sg]	99
4	[adv] at a [adj] level	53
5	[adv] at a [adj -er] [noun sg]	52
6	[adv] at a [adj] stage	35
7	[adv] at a late [noun sg]	24
8	[adv] at a later [noun sg]	24
9	[adv] at a [adj] rate	24
10	[adv] at a early [noun sg]	23
11	[adv] at a early [noun sg]	21
12	only at a [adj] [noun sg]	21
13	still at a [adj] [noun sg]	21
14	[adv] at a low [noun sg]	19
15	[adv] at a [adj] date	19
16	even at a [adj] [noun sg]	19
17	again at a [adj] [noun sg]	16
18	[adv] at a [adj] time	15
19	[adv] at a [adj] pace	15
20	so at a [adj] [noun sg]	13
21	either at a [adj] [noun sg]	12
22	[adv] at a lower [noun sg]	12
23	now at a [adj] [noun sg]	12
24	together at a [adj] [noun sg]	12
25	[adv] at a high [noun sg]	12
26	[adv] at a [adj] price	11
27	[adv] at a local [noun sg]	11
28	[adv] at a local [noun sg]	11
29	away at a [adj] [noun sg]	10
30	[adv] at a [adj] point	10