must have
Tienen que haber descubierto qué pasó.
They must have discovered what happened.
Se tienen que haber equivocado.
They must have made a mistake.
Tienen que haber acabado para el jueves.
They have to be finished by Thursday.
— La vida de los otros (2006)
Tienen que haber sufrido un accidente.
They must have been in an accident.
Tienen que haber descubierto lo que pasaba.
They must have figured out what was going on.
Tienen que haber averiguado lo que pasó.
They must have found out what happened.
They must have failed.
Tienen que haber descubierto quién era yo.
They must have figured out who I was.
Tienen que haber averiguado quién era yo.
They must have figured out who I was.
They must have failed.