SN4 ""

No	Pattern	Freq
1	it is [verb] that [art] [noun]	991
2	it is [vb pp] that [art] [noun]	966
3	it is [verb] that the [noun]	850
4	it is [verb] that the [noun]	850
5	it is [verb] that [art] [noun sg]	778
6	it is [verb] that [art] [noun pl]	161
7	it is [verb] that a [noun]	130
8	it is [verb] that a [noun]	107
9	it is hoped that [art] [noun]	88
10	it is hope that [art] [noun]	88
11	it is suggest that [art] [noun]	87
12	it is suggested that [art] [noun]	84
13	it is assume that [art] [noun]	59
14	it is assumed that [art] [noun]	58
15	it is expect that [art] [noun]	54
16	it is expected that [art] [noun]	54
17	it is thought that [art] [noun]	53
18	it is think that [art] [noun]	53
19	it is say that [art] [noun]	41
20	it is said that [art] [noun]	40
21	it is [verb] that [art] [noun prp]	38
22	it is argue that [art] [noun]	38
23	it is believe that [art] [noun]	37
24	it is argued that [art] [noun]	37
25	it is believed that [art] [noun]	37
26	it is estimate that [art] [noun]	34
27	it is estimated that [art] [noun]	34
28	it is understand that [art] [noun]	33
29	it is understood that [art] [noun]	33
30	it is anticipate that [art] [noun]	28