SN4 ""

No	Pattern	Freq
1	[verb] it [to-vb] that	21
2	[vb infin] it [to-vb] that	8
3	want it [to-vb] that	6
4	[vb base] it [to-vb] that	6
5	[prep] it [to-vb] that	5
6	[prep] it [to-vb] that	5
7	it [adj] [to-vb] that	48
8	it [adj] [to-vb] that	45
9	it [verb] [to-vb] that	34
10	it [be] [to-vb] that	21
11	it be [to-vb] that	21
12	it [vb -s] [to-vb] that	19
13	it [is] [to-vb] that	15
14	it [vb past] [to-vb] that	13
15	it difficult [to-vb] that	10
16	it difficult [to-vb] that	10
17	it is [to-vb] that	9
18	it possible [to-vb] that	6
19	it 's [to-vb] that	6
20	it easy [to-vb] that	6
21	it necessary [to-vb] that	6
22	it possible [to-vb] that	6
23	it necessary [to-vb] that	6
24	it [adv] [to-vb] that	6
25	it have [to-vb] that	5
26	it was [to-vb] that	5
27	it [adv] [to-vb] that	5
28	it [was/were] [to-vb] that	5
29	it seem [to-vb] that	5
30	it [to-vb] [adv] that	6