SN4 ""

No	Pattern	Freq
1	at a [adv] [adj] [noun]	714
2	at a [adv] [adj] [noun sg]	700
3	at a very [adj] [noun]	289
4	at a very [adj] [noun]	289
5	at a [adv] [adj] level	208
6	at a [adv] [adj] level	208
7	at a more [adj] [noun]	151
8	at a more [adj] [noun]	151
9	at a [adv] early [noun]	91
10	at a [adv] [adj] stage	72
11	at a [adv] [adj] stage	72
12	at a [adv] low [noun]	61
13	at a [adv] [adj] age	53
14	at a [adv] [adj] age	53
15	at a relatively [adj] [noun]	52
16	at a relatively [adj] [noun]	52
17	at a [adv] [adj] rate	47
18	at a [adv] [adj] rate	47
19	at a [adv] high [noun]	46
20	at a [adv] [adj] price	43
21	at a [adv] [adj] price	42
22	at a [adv] [adj] time	39
23	at a [adv] [adj] time	39
24	at a fairly [adj] [noun]	35
25	at a fairly [adj] [noun]	35
26	at a [adv] [adj] pace	25
27	at a [adv] [adj] pace	25
28	at a rather [adj] [noun]	18
29	at a rather [adj] [noun]	18
30	at a particularly [adj] [noun]	18