SN4 ""

No	Pattern	Freq
1	[be] at the [noun]	3595
2	be at the [noun]	3595
3	[be] at the [noun sg]	3274
4	[was/were] at the [noun]	1256
5	was at the [noun]	913
6	[is] at the [noun]	852
7	is at the [noun]	682
8	[be] at the [noun]	591
9	be at the [noun]	591
10	[am/are] at the [noun]	472
11	been at the [noun]	346
12	[been] at the [noun]	346
13	are at the [noun]	344
14	were at the [noun]	343
15	[be] at the heart	225
16	[be] at the heart	224
17	[be] at the centre	209
18	[be] at the centre	209
19	[be] at the end	198
20	[be] at the [noun prp]	197
21	[be] at the end	195
22	's at the [noun]	170
23	[be] at the moment	159
24	[be] at the moment	159
25	[be] at the top	147
26	[be] at the top	147
27	[be] at the forefront	143
28	[be] at the forefront	143
29	[be] at the time	139
30	[be] at the time	138