SN4 ""

No	Pattern	Freq
1	[adj] [noun sg] to the problem of	141
2	[adj] [noun sg] to the problem of	106
3	[art] [noun sg] to the problem of	61
4	[art] [noun sg] to the problem of	61
5	a [noun sg] to the problem of	34
6	a [noun sg] to the problem of	30
7	the [noun sg] to the problem of	25
8	the [noun sg] to the problem of	25
9	[det] [noun sg] to the problem of	14
10	[prep] [noun sg] to the problem of	10
11	[prep] [noun sg] to the problem of	10
12	[pron] [noun sg] to the problem of	9
13	[pos pn] [noun sg] to the problem of	8
14	[verb] [noun sg] to the problem of	8
15	[num] [noun sg] to the problem of	7
16	[unc] [noun sg] to the problem of	7
17	one [noun sg] to the problem of	7
18	one [noun sg] to the problem of	7
19	's [noun sg] to the problem of	7
20	['s] [noun sg] to the problem of	7
21	's [noun sg] to the problem of	7
22	[num ord] [noun sg] to the problem of	7
23	simple [noun sg] to the problem of	6
24	[noun sg] [noun sg] to the problem of	6
25	[noun] [noun sg] to the problem of	6
26	[adj -er] [noun sg] to the problem of	5
27	in [noun sg] to the problem of	5
28	in [noun sg] to the problem of	5
29	[noun sg] [noun] to the problem of	7
30	[noun sg] [noun sg] to the problem of	6