you didn't see
Tu n'as pas vu que j'étais au téléphone ?
Didn't you see that I was on the phone?
— The Chaser (2008)
Je parie que tu n'as pas vu ça venir.
I bet you didn't see that coming.
Tu n'as pas vu une agrafeuse par ici ?
Have you seen a stapler around here?
Tu n'as pas vu sur quoi il était ?
Didn't you see what he was on?
— Harry Potter à l'école des sorciers (2001)
Haven't you seen my keys?
Didn't you see the owl?