SN4 ""

No	Pattern	Freq
1	[conj] it is [adj] that	1591
2	[conj] it is [adj] that	1559
3	[conj] it is [verb] that	934
4	[conj] it is [vb pp] that	912
5	[conj] it is clear that	220
6	[conj] it is clear that	220
7	[conj] it is possible that	172
8	[conj] it is possible that	172
9	[conj] it is true that	161
10	[conj] it is true that	161
11	[conj] it is likely that	153
12	[conj] it is likely that	153
13	[conj] it is important that	108
14	[conj] it is important that	108
15	[conj] it is unlikely that	102
16	[conj] it is unlikely that	102
17	[conj] it is [adv] that	77
18	[conj] it is hope that	75
19	[conj] it is hoped that	75
20	[conj] it is [adv] that	71
21	[conj] it is know that	60
22	[conj] it is known that	60
23	[conj] it is essential that	58
24	[conj] it is essential that	58
25	[conj] it is probable that	54
26	[conj] it is probable that	54
27	[conj] it is thought that	52
28	[conj] it is think that	52
29	[conj] it is assume that	51
30	[conj] it is assumed that	51