SN4 ""

No	Pattern	Freq
1	[conj] it is [adv] important that	19
2	[adv] it is [adv] important that	18
3	[noun] it is [adv] important that	16
4	[verb] it is [adv] important that	14
5	[coord] it is [adv] important that	12
6	[noun sg] it is [adv] important that	11
7	[Wh adv] it is [adv] important that	11
8	why it is [adv] important that	10
9	why it is [adv] important that	10
10	and it is [adv] important that	8
11	and it is [adv] important that	8
12	[vb base] it is [adv] important that	7
13	[adv] it is [adv] important that	7
14	that it is [adv] important that	5
15	that it is [adv] important that	5
16	[that] it is [adv] important that	5
17	[noun pl] it is [adv] important that	5
18	it is [adv] [adv] important that	21
19	it is [adv] [adv] important that	21
20	it is therefore [adv] important that	9
21	it is therefore [adv] important that	9
22	it is [adv] [adv] important that	21
23	it is [adv] [adv] important that	21
24	it is [adv] more important that	7
25	it is [adv] more important that	7
26	it is [adv] very important that	5
27	it is [adv] very important that	5
28	it is [adv] important [verb] that	69
29	it is [adv] important [to-vb] that	69
30	it is [adv] important ensure that	13