as far as someone knows
US /æz fɑːr əz ˈsʌm.wʌn noʊz/
UK /æz fɑːr əz ˈsʌm.wʌn noʊz/

1.
насколько мне известно, по моим сведениям
used to say that you think something is true, but that there may be things you do not know
:
•
As far as I know, he's still working there.
Насколько мне известно, он все еще там работает.
•
As far as we know, no one was injured in the accident.
Насколько нам известно, никто не пострадал в аварии.