non si rendono conto

they don't realize

→ non
phrase Rare #31,015
they don't realize The expression rendersi conto means “to realize” or “to become aware”; its form changes to agree with the subject.
IT: Non si rendono conto del pericolo.
EN: They don't realize the danger.

O non si rendono conto di sbagliare.

Or they don't realize they are making a mistake.

— Delicatessen (1991)

O non si rendono conto di aver sbagliato.

Or they don’t realize they made a mistake.

— Delicatessen (1991)

Non si rendono conto del lavoro d'insieme.

They don't realize how much teamwork is involved.

— Vivere (1952)

Molti non si rendono conto del rumore che fanno.

Many people don't realize how much noise they make.

— Tampopo (1985)