SN4 ""

No	Pattern	Freq
1	[pers pn] is [adv] that [noun pl]	32
2	[pron] is [adv] that [noun pl]	32
3	it is [adv] that [noun pl]	30
4	it is [adv] that [noun pl]	30
5	[noun] is [adv] that [noun pl]	25
6	[noun sg] is [adv] that [noun pl]	23
7	is [adv] [adv] that [noun pl]	24
8	is not [adv] that [noun pl]	18
9	is [not/n't] [adv] that [noun pl]	18
10	is not [adv] that [noun pl]	17
11	is [verb] [adv] that [noun pl]	13
12	is [vb pp] [adv] that [noun pl]	12
13	is [adj] [adv] that [noun pl]	10
14	is [adj] [adv] that [noun pl]	8
15	is [adv] [adv] that [noun pl]	6
16	is only [adv] that [noun pl]	5
17	is only [adv] that [noun pl]	5
18	is [adv] [adj] that [noun pl]	213
19	is [adv] [adj] that [noun pl]	209
20	is [adv] [verb] that [noun pl]	133
21	is [adv] [vb pp] that [noun pl]	87
22	is [adv] surprising that [noun pl]	50
23	is [adv] surprising that [noun pl]	50
24	is [adv] [to-vb] that [noun pl]	36
25	is [adv] say that [noun pl]	29
26	is [adv] [adv] that [noun pl]	24
27	is [adv] [adv] that [noun pl]	24
28	is [adv] true that [noun pl]	23
29	is [adv] true that [noun pl]	23
30	is [adv] important that [noun pl]	22