SN4 ""

No	Pattern	Freq
1	[verb] [prep] at the [noun sg]	151
2	[vb pp] [prep] at the [noun sg]	75
3	[verb] to at the [noun sg]	41
4	[verb] [prep] at the moment	34
5	[verb] with at the [noun sg]	23
6	[verb] [prep] at the time	22
7	[verb] [prep] at the end	20
8	[verb] for at the [noun sg]	19
9	[to-vb] [prep] at the [noun sg]	19
10	[v-ing] [prep] at the [noun sg]	17
11	[vb past] [prep] at the [noun sg]	16
12	[vb infin] [prep] at the [noun sg]	16
13	[verb] about at the [noun sg]	14
14	talk [prep] at the [noun sg]	13
15	[verb] of at the [noun sg]	12
16	[verb] [prep] at the beginning	11
17	refer [prep] at the [noun sg]	11
18	deal [prep] at the [noun sg]	10
19	[verb] upon at the [noun sg]	9
20	referred [prep] at the [noun sg]	9
21	[verb] into at the [noun sg]	8
22	think [prep] at the [noun sg]	8
23	[vb base] [prep] at the [noun sg]	8
24	[verb] at at the [noun sg]	8
25	look [prep] at the [noun sg]	6
26	talking [prep] at the [noun sg]	6
27	think [prep] at the [noun sg]	6
28	dealt [prep] at the [noun sg]	6
29	speak [prep] at the [noun sg]	6
30	go [prep] at the [noun sg]	5