in groups
Se repartieron en grupos de cinco personas.
They divided into groups of five people.
Si lo piensas, las hormigas se mueven en grupos, ¿sabes?
If you think about it, ants move in groups, you know?
— Old Boy (2003)
Trabajar en grupos grandes es terriblemente frustrante.
Working in large groups is terribly frustrating.
Se dividieron en grupos de cinco personas.
They divided into groups of five people.
Los alumnos estudiaban en grupos de dos.
The students studied in groups of two.
Pero pronto regresarán, y en grupos más grandes.
But they will soon return, and in larger groups.