SN4 ""

No	Pattern	Freq
1	[be] [verb] at the [det] [noun sg]	295
2	be [verb] at the [det] [noun sg]	295
3	[be] [verb] at the same [noun sg]	292
4	[be] [vb pp] at the [det] [noun sg]	239
5	[be] [verb] at the [det] time	217
6	[was/were] [verb] at the [det] [noun sg]	94
7	be [verb] at the [det] [noun sg]	85
8	[be] [verb] at the [det] [noun sg]	85
9	[be] [v-ing] at the [det] [noun sg]	53
10	was [verb] at the [det] [noun sg]	48
11	were [verb] at the [det] [noun sg]	46
12	[am/are] [verb] at the [det] [noun sg]	45
13	are [verb] at the [det] [noun sg]	40
14	[is] [verb] at the [det] [noun sg]	33
15	is [verb] at the [det] [noun sg]	29
16	[been] [verb] at the [det] [noun sg]	19
17	been [verb] at the [det] [noun sg]	19
18	[being] [verb] at the [det] [noun sg]	19
19	being [verb] at the [det] [noun sg]	19
20	[be] [verb] at the [det] rate	16
21	[be] made at the [det] [noun sg]	11
22	[be] make at the [det] [noun sg]	11
23	[be] hold at the [det] [noun sg]	10
24	[be] held at the [det] [noun sg]	10
25	[be] look at the [det] [noun sg]	9
26	[be] looking at the [det] [noun sg]	9
27	[be] [verb] at the [det] level	8
28	[be] performed at the [det] [noun sg]	7
29	[be] perform at the [det] [noun sg]	7
30	[be] do at the [det] [noun sg]	6