Translate the following English sentence to French:
"We have set up OLAF and ought to concentrate far more on ensuring that OLAF is able to carry out its work properly and in an independent manner, particularly its internal investigations."
Nous avons crée l'OLAF. Nous devrions bien plus veiller à ce que l'OLAF puisse accomplir ses travaux de manière correcte et indépendante, et en particulier ses enquêtes internes.