How many movies have Euclides da Cunha and José Celso Martinez Corrêa collaborated on?

They have worked on 4 movies together! Their first movie together was Os Sertões: O Homem I — do Pré-homem à Revolta (2003) and was their highest rated movie together. They have not worked together since Os Sertões: A Luta II - Do Desmassacre ao Reinício (2006).