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 not [adv] that [art]	34
11	it is [adj] [adv] that [art]	32
12	it is [adj] [adv] that [art]	31
13	it is [verb] [adv] that [art]	25
14	it is [vb pp] [adv] that [art]	23
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 clear [adv] that [art]	7
19	it is clear [adv] that [art]	7
20	it is [adv] [adj] that [art]	761
21	it is [adv] [adj] that [art]	755
22	it is [adv] [verb] that [art]	414
23	it is [adv] [vb pp] that [art]	404
24	it is [adv] likely that [art]	94
25	it is [adv] likely that [art]	94
26	it is [adv] clear that [art]	91
27	it is [adv] clear that [art]	90
28	it is [adv] possible that [art]	86
29	it is [adv] possible that [art]	86
30	it is [adv] important that [art]	71