SN4 ""

No	Pattern	Freq
1	[verb] it [is] that [det]	7
2	[adv] it [is] that [det]	7
3	[prep] it [is] that [det]	5
4	[adj] it [is] that [det]	5
5	[prep] it [is] that [det]	5
6	[adj] it [is] that [det]	5
7	it [is] [adj] that [det]	1077
8	it [is] [adj] that [det]	1075
9	it [is] [verb] that [det]	545
10	it [is] [vb pp] that [det]	528
11	it [is] likely that [det]	148
12	it [is] likely that [det]	148
13	it [is] clear that [det]	132
14	it [is] clear that [det]	132
15	it [is] possible that [det]	99
16	it [is] possible that [det]	99
17	it [is] unlikely that [det]	94
18	it [is] unlikely that [det]	94
19	it [is] hope that [det]	80
20	it [is] hoped that [det]	80
21	it [is] important that [det]	79
22	it [is] important that [det]	79
23	it [is] true that [det]	75
24	it [is] true that [det]	75
25	it [is] [adv] that [det]	67
26	it [is] essential that [det]	60
27	it [is] essential that [det]	60
28	it [is] [adv] that [det]	50
29	it [is] probable that [det]	36
30	it [is] probable that [det]	36