had seen
Seria melhor se você não tivesse visto isso.
It would have been better if you hadn't seen that.
— Perfect Blue (1998)
Quisera que a senhora me tivesse visto.
I wish you had seen me.
Afinal, talvez tivesse visto o campo de pouso duas vezes na vida.
After all, maybe he’d only seen the airfield twice in his life.
Dessa vez, o Bibliotecário veio bisbilhotar, embora ninguém tivesse visto nada.
This time, the Librarian came snooping around, even though no one had seen anything.
Se eu tivesse visto mais um quadro que fosse, teria gritado!
If I had seen even one more painting, I would have screamed!
— Quando o Coração Floresce (1955)
Você se lembraria se o tivesse visto.
You would remember if you had seen it.
— Era uma Vez no Oeste (1968)
Ele me contou do acidente como se ele o tivesse visto com os próprios olhos.
He told me about the accident as if he had seen it with his own eyes.