they didn't … it
They didn't see it.
They didn't find it.
But they didn't.
Ils ne l'ont pas encore inventé !
They haven't invented it yet!
— Star Trek IV : Retour sur Terre (1986)
Ils ne l'ont pas eu, mais les chiens peuvent tuer les loups.
They didn't get it, but dogs can kill wolves.
— M le maudit (1931)
Peut-être qu'ils ne l'ont pas fait.
Maybe they didn't.