SN4 ""

No	Pattern	Freq
1	[adv] important it is	95
2	[Wh adv] important it is	87
3	how important it is	86
4	how important it is	86
5	[adv] important it is	8
6	important [conj] it is	47
7	important [subord] it is	30
8	important because it is	10
9	important [coord] it is	10
10	important because it is	10
11	important as it is	8
12	important as it is	8
13	important that it is	7
14	important that it is	7
15	important [that] it is	7
16	important and it is	6
17	important and it is	6
18	important it is [verb]	40
19	important it is [to-vb]	39
20	important it is [prep]	28
21	important it is [prep]	28
22	important it is for	17
23	important it is for	17
24	important it is [conj]	9
25	important it is to	7
26	important it is to	7
27	important it is [adv]	6
28	important it is that	5
29	important it is have	5
30	important it is [that]	5