SN4 ""

No	Pattern	Freq
1	[verb] at [prep]	1186
2	[vb pp] at [prep]	742
3	look at [prep]	385
4	[verb] at in	275
5	looked at [prep]	209
6	[verb] at by	189
7	[vb past] at [prep]	160
8	arrive at [prep]	133
9	[verb] at about	114
10	[v-ing] at [prep]	114
11	arrived at [prep]	104
12	[verb] at from	101
13	[verb] at between	92
14	[verb] at half-past	72
15	meet at [prep]	62
16	[to-vb] at [prep]	61
17	met at [prep]	61
18	estimate at [prep]	60
19	estimated at [prep]	59
20	[verb] at for	57
21	looked at [prep]	56
22	[verb] at at	51
23	[vb infin] at [prep]	47
24	looking at [prep]	46
25	[verb] at with	45
26	hint at [prep]	45
27	[vb base] at [prep]	44
28	[verb] at around	41
29	hinted at [prep]	41
30	[verb] at on	34