SN4 ""

No	Pattern	Freq
1	[conj] it is [adv] [adv] that	32
2	[conj] it is [adv] [adv] that	22
3	[conj] it is only [adv] that	17
4	[conj] it is only [adv] that	17
5	[conj] it is [adj] [adv] that	10
6	[conj] it is [not/n't] [adv] that	10
7	[conj] it is not [adv] that	10
8	[conj] it is [adj] [adv] that	10
9	[conj] it is not [adv] that	9
10	[conj] it is [verb] [adv] that	8
11	[conj] it is [vb pp] [adv] that	8
12	[noun] [conj] it is [adv] that	12
13	[noun pl] [conj] it is [adv] that	6
14	[noun sg] [conj] it is [adv] that	6
15	[adv] [conj] it is [adv] that	5
16	[verb] [conj] it is [adv] that	5
17	[conj] it is [adv] [adj] that	471
18	[conj] it is [adv] [adj] that	470
19	[conj] it is [adv] [verb] that	190
20	[conj] it is [adv] [vb pp] that	184
21	[conj] it is [adv] true that	58
22	[conj] it is [adv] true that	58
23	[conj] it is [adv] likely that	51
24	[conj] it is [adv] likely that	51
25	[conj] it is [adv] clear that	49
26	[conj] it is [adv] clear that	49
27	[conj] it is [adv] possible that	45
28	[conj] it is [adv] possible that	45
29	[conj] it is [adv] unlikely that	40
30	[conj] it is [adv] unlikely that	40