O, bildiğim kadarıyla, güvenilir bir arkadaştır.
- He is, so far as I know, a reliable friend.
Bildiği kadarıyla işler yolunda gidiyordu.
- So far as he was concerned, things were going well.
insofar as (or that), to the extent that, to such an extent.
... it. And as far as currency manipulation, the currency ...
... As far as we know, no Chinese trader ever met a Roman. ...