SN4 ""

No	Pattern	Freq
1	looking at [adj] [noun sg]	76
2	[v-ing] at [adj] speed	59
3	[v-ing] at full [noun sg]	42
4	[v-ing] at high [noun sg]	27
5	working at [adj] [noun sg]	21
6	[v-ing] at [adj] level	19
7	[v-ing] at [adj] capacity	17
8	operating at [adj] [noun sg]	15
9	running at [adj] [noun sg]	14
10	travelling at [adj] [noun sg]	12
11	moving at [adj] [noun sg]	11
12	[v-ing] at [adj] air	9
13	[v-ing] at low [noun sg]	9
14	[v-ing] at top [noun sg]	9
15	[v-ing] at maximum [noun sg]	7
16	driving at [adj] [noun sg]	6
17	[v-ing] at new [noun sg]	6
18	[v-ing] at great [noun sg]	6
19	aiming at [adj] [noun sg]	5
20	flying at [adj] [noun sg]	5
21	[v-ing] at [adj] power	5
22	[v-ing] at local [noun sg]	5
23	going at [adj] [noun sg]	5
24	[v-ing] at empty [noun sg]	5
25	[v-ing] at thin [noun sg]	5