der blev derfor lavet undersøgelser

der blev derfor lavet undersøgelser, for børns arbejdsvilkår i miner og fabrikker.

Resultater (Engelsk) 1:

There was, therefore, made studies of children's working conditions in mines and factories.

Resultater (Engelsk) 2:

there was therefore made studies of children working in mines and factories.

Resultater (Engelsk) 3:

there was therefore made studies for children working in mines and factories.