SN4 ""

No	Pattern	Freq
1	[pron] [is] [adv] important	1398
2	[pers pn] [is] [adv] important	1219
3	it [is] [adv] important	1200
4	it [is] [adv] important	1200
5	[noun] [is] [adv] important	994
6	[noun sg] [is] [adv] important	844
7	[adj] [is] [adv] important	321
8	[det] [is] [adv] important	298
9	this [is] [adv] important	190
10	this [is] [adv] important	190
11	[Wh det] [is] [adv] important	157
12	[noun pl] [is] [adv] important	118
13	that [is] [adv] important	103
14	that [is] [adv] important	103
15	what [is] [adv] important	85
16	what [is] [adv] important	85
17	which [is] [adv] important	72
18	which [is] [adv] important	72
19	[verb] [is] [adv] important	70
20	[conj] [is] [adv] important	52
21	that [is] [adv] important	37
22	that [is] [adv] important	37
23	[that] [is] [adv] important	37
24	[vb base] [is] [adv] important	32
25	[adv] [is] [adv] important	30
26	[noun prp] [is] [adv] important	25
27	[adv] [is] [adv] important	21
28	think [is] [adv] important	18
29	[vb pp] [is] [adv] important	17
30	[indef pn] [is] [adv] important	16