had seen
Corriste como si hubieras visto un fantasma.
You ran as if you had seen a ghost.
— Bajrangi Bhaijaan (2015)
No estaría demasiado sorprendido si hubieras visto una serpiente.
I wouldn’t be too surprised if you had seen a snake.
Mejor que no la hubieras visto hoy.
It's better you hadn't seen her today.
Me gustaría que la hubieras visto.
I wish you could have seen it.
— Todo a la vez en todas partes (2022)
Te ves como si hubieras visto a un fantasma.
You look like you've seen a ghost.
Hubieras visto lo que es un verdadero hombre.
You would have seen what a real man is.