How many movies have Lê Trung Tâm and Đỗ Văn Nghiêm collaborated on?

They have worked on 1 movie together! Their first movie together was Cards on the Table: The Great Flood and the Tango no. 3 (1984) and was their highest rated movie together. They have not worked together since Cards on the Table: The Great Flood and the Tango no. 3 (1984).