buscar una aguja en un pajar

to look for a needle in a haystack

→ buscar
phrase Rare #45,936
to look for a needle in a haystack Used to describe a very difficult or nearly impossible search. The pronoun in buscarla refers to the thing being searched for.
SP: Encontrar sus documentos perdidos es como buscar una aguja en un pajar.
EN: Finding his lost documents is like looking for a needle in a haystack.

Buscarla es como buscar una aguja en un pajar.

Looking for her is like looking for a needle in a haystack.

— Dil se.. (1998)

Eso es como buscar una aguja en un pajar.

That's like looking for a needle in a haystack.

Como buscar una aguja en un pajar.

Like looking for a needle in a haystack.

Es como buscar una aguja en un pajar.

It’s like looking for a needle in a haystack.

— Memories of Murder (Crónica de un asesino en serie) (2003)