How many movies have Feriha Tevfik Negüz and Nazım Hikmet Ran collaborated on?

They have worked on 6 movies together! Their first movie together was Karım Beni Aldatırsa (1933) while their highest rated movie together was Aysel, the Daughter of the Swampy House (1934). They have not worked together since Bir Kavuk Devrildi (1939).