SN4 ""

No	Pattern	Freq
1	[noun sg] at [noun pl]	1597
2	[noun pl] at [noun pl]	970
3	[noun] at times	314
4	[noun prp] at [noun pl]	156
5	[noun] at intervals	101
6	[noun] at weekends	97
7	[n mass] at [noun pl]	68
8	[noun] at meetings	68
9	[noun] at levels	66
10	[noun] at prices	60
11	look at [noun pl]	53
12	look at [noun pl]	53
13	attendance at [noun pl]	52
14	[noun] at speeds	51
15	attendance at [noun pl]	42
16	[noun] at temperatures	40
17	[noun] at odds	39
18	[noun] at arms	38
19	[noun] at ages	37
20	[noun] at sites	37
21	[noun] at universities	31
22	place at [noun pl]	31
23	[noun] at parties	30
24	place at [noun pl]	28
25	[noun] at spurs	27
26	[noun] at police	24
27	svq at [noun pl]	23
28	people at [noun pl]	22
29	people at [noun pl]	22
30	svqs at [noun pl]	22