SN4 ""

No	Pattern	Freq
1	it [be] [adv] known that	189
2	[pers pn] [be] [adv] known that	189
3	[pron] [be] [adv] known that	189
4	it [be] [adv] known that	189
5	[be] [adv] [adv] known that	27
6	[be] [adv] [adv] known that	20
7	[be] [not/n't] [adv] known that	7
8	[be] not [adv] known that	7
9	[be] not [adv] known that	7
10	[be] so [adv] known that	6
11	[be] also [adv] known that	6
12	[be] so [adv] known that	6
13	[be] also [adv] known that	6
14	[be] [adv] [adv] known that	20
15	[be] [adv] [adv] known that	20
16	[be] [adv] well known that	15
17	[be] [adv] well known that	15
18	[be] [adv] known that [noun]	53
19	[be] [adv] known that [art]	52
20	[be] [adv] known that [art]	52
21	[be] [adv] known that the	45
22	[be] [adv] known that the	45
23	[be] [adv] known that [adj]	38
24	[be] [adv] known that [pron]	27
25	[be] [adv] known that [noun pl]	20
26	[be] [adv] known that [noun prp]	19
27	[be] [adv] known that [det]	19
28	[be] [adv] known that [pers pn]	17
29	[be] [adv] known that [adj]	14
30	[be] [adv] known that [noun sg]	14