SN4 ""

No	Pattern	Freq
1	at [art] [adj] rate	1016
2	at [art] [adj] rate	1016
3	at [art] [adj] rate	989
4	at [art] [adj] rate	722
5	at a [adj] rate	627
6	at a [adj] rate	433
7	at the [adj] rate	388
8	at the [adj] rate	388
9	at an [adj] rate	194
10	at [art] [adj -er] rate	168
11	at [art] same rate	108
12	at [art] [det] rate	108
13	at [art] same rate	108
14	at [art] high rate	74
15	at [art] higher rate	53
16	at [art] annual rate	48
17	at [art] annual rate	48
18	at [art] low rate	47
19	at [art] alarming rate	44
20	at [art] alarming rate	44
21	at [art] basic rate	40
22	at [art] basic rate	40
23	at [art] fast rate	38
24	at [art] lower rate	37
25	at [art] faster rate	36
26	at [art] reduced rate	36
27	at [art] reduced rate	36
28	at [art] constant rate	32
29	at [art] constant rate	32
30	at [art] slow rate	31