SN4 ""

No	Pattern	Freq
1	keep an [adj] eye on	5
2	keep an [adj] eye on	5
3	[vb mod] keep an eye on	72
4	[modal v] keep an eye on	72
5	[noun] keep an eye on	71
6	[verb] keep an eye on	69
7	[adv] keep an eye on	56
8	[adv] keep an eye on	45
9	[pron] keep an eye on	43
10	[conj] keep an eye on	43
11	[coord] keep an eye on	40
12	[noun sg] keep an eye on	40
13	and keep an eye on	34
14	and keep an eye on	34
15	[pers pn] keep an eye on	33
16	be keep an eye on	30
17	[be] keep an eye on	30
18	can keep an eye on	23
19	can keep an eye on	23
20	[vb base] keep an eye on	19
21	have keep an eye on	17
22	will keep an eye on	17
23	[noun prp] keep an eye on	16
24	could keep an eye on	13
25	[noun pl] keep an eye on	13
26	[prep] keep an eye on	13
27	[vb pp] keep an eye on	13
28	could keep an eye on	13
29	[vb past] keep an eye on	12
30	[prep] keep an eye on	12