SN4 ""

No	Pattern	Freq
1	[noun sg] over a [adj] [noun sg]	537
2	[noun] over a [adj] period	262
3	[noun pl] over a [adj] [noun sg]	208
4	[noun] over a long [noun sg]	107
5	[noun] over a wide [noun sg]	72
6	[noun] over a [adj] area	55
7	[noun] over a [adj] range	40
8	[noun] over a large [noun sg]	27
9	[noun prp] over a [adj] [noun sg]	21
10	[noun] over a [adj] heat	19
11	[noun] over a short [noun sg]	17
12	[noun] over a certain [noun sg]	16
13	[n mass] over a [adj] [noun sg]	15
14	[noun] over a given [noun sg]	14
15	[noun] over a [adj] time	14
16	[noun] over a five-year [noun sg]	13
17	[noun] over a new [noun sg]	12
18	[noun] over a prolonged [noun sg]	12
19	[noun] over a [adj] number	9
20	[noun] over a three-year [noun sg]	9
21	[noun] over a two-year [noun sg]	8
22	[noun] over a [adj] part	8
23	control over a [adj] [noun sg]	8
24	[noun] over a low [noun sg]	8
25	control over a [adj] [noun sg]	8
26	[noun] over a four-year [noun sg]	7
27	victory over a [adj] [noun sg]	7
28	water over a [adj] [noun sg]	7
29	water over a [adj] [noun sg]	7
30	[noun] over a small [noun sg]	7