SN4 ""

No	Pattern	Freq
1	[conj] it is [adv] that [adj]	8
2	[coord] it is [adv] that [adj]	5
3	it is [adj] [adv] that [adj]	12
4	it is [adj] [adv] that [adj]	12
5	it is [adv] [adv] that [adj]	10
6	it is [verb] [adv] that [adj]	9
7	it is [vb pp] [adv] that [adj]	9
8	it is not [adv] that [adj]	6
9	it is [not/n't] [adv] that [adj]	6
10	it is not [adv] that [adj]	6
11	it is [adv] [adj] that [adj]	610
12	it is [adv] [adj] that [adj]	608
13	it is [adv] [verb] that [adj]	269
14	it is [adv] [vb pp] that [adj]	259
15	it is [adv] surprising that [adj]	123
16	it is [adv] surprising that [adj]	123
17	it is [adv] clear that [adj]	65
18	it is [adv] clear that [adj]	65
19	it is [adv] likely that [adj]	55
20	it is [adv] true that [adj]	54
21	it is [adv] likely that [adj]	54
22	it is [adv] true that [adj]	54
23	it is [adv] possible that [adj]	49
24	it is [adv] possible that [adj]	49
25	it is [adv] unlikely that [adj]	36
26	it is [adv] unlikely that [adj]	36
27	it is [adv] important that [adj]	35
28	it is [adv] important that [adj]	35
29	it is [adv] known that [adj]	32
30	it is [adv] know that [adj]	32