SN4 ""

No	Pattern	Freq
1	it is [adj] that [art]	2431
2	it is [adj] that the	2041
3	it is clear that [art]	392
4	it is clear that [art]	392
5	it is [adj] that a	305
6	it is possible that [art]	236
7	it is possible that [art]	236
8	it is likely that [art]	225
9	it is likely that [art]	224
10	it is important that [art]	209
11	it is important that [art]	209
12	it is true that [art]	169
13	it is true that [art]	169
14	it is unlikely that [art]	115
15	it is unlikely that [art]	115
16	it is essential that [art]	112
17	it is essential that [art]	112
18	it is evident that [art]	73
19	it is evident that [art]	73
20	it is probable that [art]	68
21	it is probable that [art]	68
22	it is obvious that [art]	65
23	it is obvious that [art]	65
24	it is [adj] that an	55
25	it is vital that [art]	51
26	it is vital that [art]	51
27	it is arguable that [art]	44
28	it is arguable that [art]	44
29	it is apparent that [art]	41
30	it is apparent that [art]	41