to the best of my knowledge

US /tə ðə bɛst əv maɪ ˈnɑlɪdʒ/
UK /tə ðə bɛst əv maɪ ˈnɑlɪdʒ/
"to the best of my knowledge" picture
1.

bildiğim kadarıyla, bilgim dahilinde

based on what I know or understand; as far as I know

:
To the best of my knowledge, he has never been late for work.
Bildiğim kadarıyla, işe hiç geç kalmadı.
The report is accurate, to the best of my knowledge.
Rapor, bildiğim kadarıyla doğrudur.