what they were doing
Elas sabiam o que estavam fazendo.
They knew what they were doing.
Vocês terminaram de fazer o que estavam fazendo?
Have you finished what you were doing?
Eles sabiam o que estavam fazendo.
They knew what they were doing.
Eles pareciam saber o que estavam fazendo.
They seemed to know what they were doing.
Sei o que estavam fazendo atrás da árvore.
I know what you were doing behind the tree.
— Lagaan: A Coragem de um Povo (2001)
Pablo, o que estavam fazendo com aquela mulher?
Pablo, what were they doing with that woman?
— [REC] (2007)