SN4 ""

No	Pattern	Freq
1	[noun sg] [noun] for [v-ing] a	62
2	[noun sg] [noun] for [verb] a	62
3	[noun sg] [noun] for [adv] a	37
4	[noun sg] [noun] for [adv] a	37
5	[noun sg] [noun] for [det] a	34
6	[noun sg] [noun] for [adj] a	34
7	[noun sg] [noun] for such a	24
8	[noun sg] [noun] for such a	24
9	[noun sg] [noun] for over a	10
10	[noun sg] [noun] for over a	10
11	[noun sg] [noun] for [prep] a	10
12	[noun sg] [noun] for [prep] a	10
13	[noun sg] [noun] for nearly a	7
14	[noun sg] [noun] for nearly a	7
15	[noun sg] [noun] for [noun] a	7
16	[noun sg] [noun] for almost a	6
17	[noun sg] [noun] for half a	6
18	[noun sg] [noun] for only a	6
19	[noun sg] [noun] for only a	6
20	[noun sg] [noun] for [n mass] a	6
21	[noun sg] [noun] for almost a	6
22	[noun sg] [noun] for half a	6
23	[noun sg] [noun] for over a	5
24	[noun sg] [noun] for over a	5
25	[art] [noun sg] [noun] for a	857
26	[art] [noun sg] [noun] for a	857
27	[adj] [noun sg] [noun] for a	530
28	the [noun sg] [noun] for a	459
29	the [noun sg] [noun] for a	459
30	[adj] [noun sg] [noun] for a	421