SN4 ""

No	Pattern	Freq
1	it is [verb] that [art]	1404
2	it is [vb pp] that [art]	1374
3	it is [verb] that the	1133
4	it is [verb] that the	1133
5	it is [verb] that a	246
6	it is [verb] that a	204
7	it is hoped that [art]	128
8	it is hope that [art]	128
9	it is suggest that [art]	116
10	it is suggested that [art]	113
11	it is assume that [art]	82
12	it is assumed that [art]	81
13	it is think that [art]	77
14	it is thought that [art]	77
15	it is expected that [art]	71
16	it is expect that [art]	71
17	it is say that [art]	64
18	it is said that [art]	62
19	it is believe that [art]	53
20	it is believed that [art]	52
21	it is argue that [art]	51
22	it is argued that [art]	50
23	it is estimate that [art]	49
24	it is estimated that [art]	49
25	it is understood that [art]	45
26	it is understand that [art]	45
27	it is recommend that [art]	44
28	it is recommended that [art]	44
29	it is [verb] that an	42
30	it is know that [art]	37