SN4 ""

No	Pattern	Freq
1	[verb] it known that	27
2	make it known that	23
3	[vb past] it known that	6
4	[vb pp] it known that	6
5	made it known that	6
6	made it known that	6
7	[to-vb] it known that	5
8	it be known that	267
9	it [be] known that	267
10	it [is] known that	153
11	it is known that	148
12	it [be] known that	61
13	it be known that	61
14	it [was/were] known that	52
15	it was known that	49
16	it [verb] known that	28
17	it become known that	24
18	it [vb past] known that	22
19	it became known that	21
20	it 's known that	5
21	it known that [pron]	18
22	it known that [pers pn]	17
23	it known that he	8
24	it known that he	8