SN4 ""

No	Pattern	Freq
31	been known [prep] [art]	70
32	had known [prep] [art]	61
33	better known [prep] [art]	54
34	become known [prep] [art]	51
35	commonly known [prep] [art]	50
36	commonly known [prep] [art]	50
37	were known [prep] [art]	48
38	[not/n't] known [prep] [art]	46
39	not known [prep] [art]	46
40	[conj] known [prep] [art]	45
41	not known [prep] [art]	42
42	[coord] known [prep] [art]	37
43	[vb -s] known [prep] [art]	37
44	[pron] known [prep] [art]	36
45	otherwise known [prep] [art]	34
46	otherwise known [prep] [art]	34
47	generally known [prep] [art]	32
48	generally known [prep] [art]	32
49	sometimes known [prep] [art]	30
50	[vb infin] known [prep] [art]	30
51	sometimes known [prep] [art]	30
52	and known [prep] [art]	29
53	and known [prep] [art]	29
54	make known [prep] [art]	28
55	widely known [prep] [art]	28
56	widely known [prep] [art]	28
57	[adj] known [prep] [art]	27
58	[vb base] known [prep] [art]	26
59	[to-vb] known [prep] [art]	25
60	made known [prep] [art]	24