SN4 ""

No	Pattern	Freq
1	[conj] it is [adv] that [art]	27
2	[coord] it is [adv] that [art]	18
3	and it is [adv] that [art]	15
4	and it is [adv] that [art]	15
5	[subord] it is [adv] that [art]	7
6	[noun] it is [adv] that [art]	5
7	it is [adv] [adv] that [art]	60
8	it is [not/n't] [adv] that [art]	37
9	it is not [adv] that [art]	37
10	it is [adj] [adv] that [art]	35
11	it is [verb] [adv] that [art]	34
12	it is not [adv] that [art]	34
13	it is [adj] [adv] that [art]	34
14	it is [vb pp] [adv] that [art]	32
15	it is [adv] [adv] that [art]	23
16	it is only [adv] that [art]	14
17	it is only [adv] that [art]	14
18	it is pointed [adv] that [art]	7
19	it is point [adv] that [art]	7
20	it is clear [adv] that [art]	7
21	it is clear [adv] that [art]	7
22	it is [adv] [adj] that [art]	943
23	it is [adv] [adj] that [art]	937
24	it is [adv] [verb] that [art]	440
25	it is [adv] [vb pp] that [art]	425
26	it is [adv] surprising that [art]	151
27	it is [adv] surprising that [art]	151
28	it is [adv] clear that [art]	110
29	it is [adv] clear that [art]	109
30	it is [adv] likely that [art]	100