SN4 ""

No	Pattern	Freq
1	[noun] [adv] [is] that the [noun]	63
2	[noun sg] [adv] [is] that the [noun]	58
3	[verb] [adv] [is] that the [noun]	29
4	[v-ing] [adv] [is] that the [noun]	12
5	[adv] [adv] [is] that the [noun]	11
6	[adv] [adv] [is] that the [noun]	10
7	point [adv] [is] that the [noun]	7
8	[vb pp] [adv] [is] that the [noun]	7
9	point [adv] [is] that the [noun]	7
10	problem [adv] [is] that the [noun]	5
11	so [adv] [is] that the [noun]	5
12	problem [adv] [is] that the [noun]	5
13	[adj] [adv] [is] that the [noun]	5
14	so [adv] [is] that the [noun]	5
15	[adv] [adj] [is] that the [noun]	42
16	[adv] [adj] [is] that the [noun]	40
17	[adv] [verb] [is] that the [noun]	35
18	[adv] [pron] [is] that the [noun]	21
19	[adv] it [is] that the [noun]	21
20	[adv] [pers pn] [is] that the [noun]	21
21	[adv] it [is] that the [noun]	21
22	[adv] [vb pp] [is] that the [noun]	13
23	[adv] [adv] [is] that the [noun]	11
24	[adv] [adv] [is] that the [noun]	11
25	[adv] [vb -s] [is] that the [noun]	8
26	[adv] important [is] that the [noun]	7
27	[adv] important [is] that the [noun]	7
28	[adv] clear [is] that the [noun]	5
29	[adv] far [is] that the [noun]	5
30	[adv] far [is] that the [noun]	5