SN4 ""

No	Pattern	Freq
1	it [be] [adv] [verb] that it	69
2	it be [adv] [verb] that it	69
3	it [be] [adv] [verb] that it	64
4	it [be] [adv] [vb pp] that it	64
5	it [is] [adv] [verb] that it	49
6	it is [adv] [verb] that it	45
7	it [was/were] [adv] [verb] that it	20
8	it was [adv] [verb] that it	20
9	it [be] generally [verb] that it	8
10	it [be] generally [verb] that it	8
11	it [be] now [verb] that it	7
12	it [be] now [verb] that it	7
13	it [be] [adv] assumed that it	7
14	it [be] [adv] assume that it	7
15	it [be] [adv] argued that it	6
16	it [be] also [verb] that it	6
17	it [be] also [verb] that it	6
18	it [be] [adv] argue that it	6
19	it [be] [adv] suggest that it	5
20	it [be] [adv] thought that it	5
21	it [be] often [verb] that it	5
22	it [be] [adv] know that it	5
23	it [be] often [verb] that it	5
24	it [be] widely [verb] that it	5
25	it [be] [adv] known that it	5
26	it [be] [adv] think that it	5
27	it [be] not [verb] that it	5
28	it [be] not [verb] that it	5
29	it [be] [not/n't] [verb] that it	5
30	it [be] [adv] suggested that it	5