SN4 ""

No	Pattern	Freq
1	were at [noun sg]	397
2	were at [noun prp]	113
3	were at school	64
4	were at home	64
5	were at school	64
6	were at home	64
7	were at [noun pl]	61
8	were at work	58
9	were at work	58
10	were at risk	33
11	were at risk	33
12	were at stake	17
13	were at stake	17
14	were at war	16
15	were at war	16
16	were at odds	15
17	were at odds	15
18	were at pain	13
19	were at pains	13
20	were at sea	12
21	were at sea	12
22	were at fault	11
23	were at fault	11
24	were at times	10
25	were at time	10
26	were at hand	9
27	were at hand	9
28	were at liberty	8
29	were at liberty	8
30	were at college	6