SN4 ""

No	Pattern	Freq
1	[conj] it is [verb] that [pers pn]	122
2	[coord] it is [verb] that [pers pn]	64
3	[subord] it is [verb] that [pers pn]	55
4	and it is [verb] that [pers pn]	43
5	and it is [verb] that [pers pn]	43
6	[noun] it is [verb] that [pers pn]	23
7	but it is [verb] that [pers pn]	21
8	but it is [verb] that [pers pn]	21
9	[noun sg] it is [verb] that [pers pn]	19
10	[adv] it is [verb] that [pers pn]	18
11	if it is [verb] that [pers pn]	17
12	if it is [verb] that [pers pn]	17
13	[adv] it is [verb] that [pers pn]	12
14	where it is [verb] that [pers pn]	6
15	[Wh adv] it is [verb] that [pers pn]	6
16	when it is [verb] that [pers pn]	6
17	where it is [verb] that [pers pn]	6
18	because it is [verb] that [pers pn]	6
19	when it is [verb] that [pers pn]	6
20	because it is [verb] that [pers pn]	6
21	unless it is [verb] that [pers pn]	5
22	unless it is [verb] that [pers pn]	5
23	[verb] it is [verb] that [pers pn]	5
24	it is [adj] [verb] that [pers pn]	186
25	it is [adj] [verb] that [pers pn]	183
26	it is [adv] [verb] that [pers pn]	112
27	it is [adv] [verb] that [pers pn]	102
28	it is important [verb] that [pers pn]	48
29	it is important [verb] that [pers pn]	48
30	it is [prep] [verb] that [pers pn]	20