SN4 ""

No	Pattern	Freq
1	[pers pn] at a [noun]	250
2	[pers pn] at a [noun sg]	236
3	[pers pn] at a [adj]	173
4	[pers pn] at a [adj]	142
5	[pers pn] at a time	25
6	[pers pn] at a [adj -er]	25
7	[pers pn] at a time	25
8	[pers pn] at a [adv]	24
9	[pers pn] at a [adv]	24
10	[pers pn] at a distance	20
11	[pers pn] at a disadvantage	20
12	[pers pn] at a distance	20
13	[pers pn] at a disadvantage	20
14	[pers pn] at a late	14
15	[pers pn] at a later	14
16	[pers pn] at a very	11
17	[pers pn] at a very	11
18	[pers pn] at a party	9
19	[pers pn] at a party	9
20	[pers pn] at a rate	8
21	[pers pn] at a rate	8
22	[pers pn] at a bad	8
23	[pers pn] at a bad	8
24	[pers pn] at a profit	8
25	[pers pn] at a profit	8
26	[pers pn] at a loss	6
27	[pers pn] at a loss	6
28	[pers pn] at a level	6
29	[pers pn] at a [num]	6
30	[pers pn] at a [noun prp]	6