How many movies have Petra Barochová and Zdeňka Černá collaborated on?

They have worked on 15 movies together! Their first movie together was Dvacátý devátý (1975) while their highest rated movie together was Jára Cimrman Lying, Sleeping (1983). They have not worked together since Přátelé bermudského trojúhelníku (1987). They are most known for their comedy films together.