in, on, at
Arde y corre, tímida, En busca de esperanza.
Burn and run, timidly, in search of hope.
— El espejo (1975)
Como dicen : 'En boca cerrada, corazón contento '.
As they say: 'A closed mouth makes a happy heart.'
La pregunta es, ¿En quién puedes confiar?
The question is, who can you trust?
— The Internship (2026)