SN4 ""

No	Pattern	Freq
1	[adj] [noun] is required	703
2	[adj] [noun] is required	474
3	[art] [noun] is required	340
4	[art] [noun] is required	340
5	[noun] [noun] is required	258
6	[noun sg] [noun] is required	218
7	the [noun] is required	189
8	the [noun] is required	189
9	[prep] [noun] is required	185
10	[prep] [noun] is required	185
11	of [noun] is required	148
12	of [noun] is required	148
13	[det] [noun] is required	126
14	a [noun] is required	105
15	[conj] [noun] is required	104
16	a [noun] is required	86
17	[adj -er] [noun] is required	79
18	further [noun] is required	61
19	far [noun] is required	61
20	[coord] [noun] is required	50
21	no [noun] is required	42
22	no [noun] is required	42
23	[pron] [noun] is required	36
24	[subord] [noun] is required	36
25	more [noun] is required	31
26	more [noun] is required	31
27	and [noun] is required	28
28	and [noun] is required	28
29	[Wh det] [noun] is required	22
30	[unc] [noun] is required	21