SN4 ""

No	Pattern	Freq
1	[noun] [prep] [det] is [adv] [adv]	46
2	[noun sg] [prep] [det] is [adv] [adv]	41
3	reason [prep] [det] is [adv] [adv]	6
4	[verb] [prep] [det] is [adv] [adv]	5
5	reason [prep] [det] is [adv] [adv]	5
6	[prep] [noun] [det] is [adv] [adv]	27
7	[prep] [noun sg] [det] is [adv] [adv]	19
8	[prep] [pron] [det] is [adv] [adv]	14
9	[prep] course [det] is [adv] [adv]	10
10	[prep] course [det] is [adv] [adv]	10
11	[prep] [verb] [det] is [adv] [adv]	8
12	[prep] [conj] [det] is [adv] [adv]	7
13	[prep] [pos pn] [det] is [adv] [adv]	7
14	[prep] [v-ing] [det] is [adv] [adv]	7
15	[prep] [noun prp] [det] is [adv] [adv]	6
16	[prep] its [det] is [adv] [adv]	6
17	[prep] [subord] [det] is [adv] [adv]	6
18	[prep] its [det] is [adv] [adv]	6
19	[prep] practice [det] is [adv] [adv]	5
20	[prep] if [det] is [adv] [adv]	5
21	[prep] [art] [det] is [adv] [adv]	5
22	[prep] the [det] is [adv] [adv]	5
23	[prep] if [det] is [adv] [adv]	5
24	[prep] the [det] is [adv] [adv]	5
25	[prep] practice [det] is [adv] [adv]	5
26	[prep] [art] [det] is [adv] [adv]	5
27	[prep] [det] [noun] is [adv] [adv]	226
28	[prep] [det] [noun sg] is [adv] [adv]	133
29	[prep] [det] [noun pl] is [adv] [adv]	91
30	[prep] [det] [pron] is [adv] [adv]	15