SN4 ""

No	Pattern	Freq
1	[conj] it [be] [adv] and	61
2	[subord] it [be] [adv] and	36
3	[verb] it [be] [adv] and	16
4	that it [be] [adv] and	14
5	[adv] it [be] [adv] and	14
6	[that] it [be] [adv] and	14
7	that it [be] [adv] and	14
8	[noun] it [be] [adv] and	12
9	[noun sg] it [be] [adv] and	11
10	as it [be] [adv] and	11
11	as it [be] [adv] and	11
12	[coord] it [be] [adv] and	11
13	than it [be] [adv] and	7
14	than it [be] [adv] and	7
15	and it [be] [adv] and	7
16	[vb base] it [be] [adv] and	7
17	and it [be] [adv] and	7
18	[Wh adv] it [be] [adv] and	7
19	because it [be] [adv] and	6
20	[Wh det] it [be] [adv] and	6
21	know it [be] [adv] and	6
22	because it [be] [adv] and	6
23	[adv] it [be] [adv] and	6
24	[pron] it [be] [adv] and	6
25	[vb past] it [be] [adv] and	5
26	it [vb mod] [be] [adv] and	12
27	it [modal v] [be] [adv] and	12
28	it [verb] [be] [adv] and	5
29	it [be] [verb] [adv] and	101
30	it [be] [adv] [adv] and	72