How many movies have Mohan and Venu Nagavalli collaborated on?

They have worked on 4 movies together! Their first movie together was Shalini Ente Koottukari (1980) while their highest rated movie together was Oru Kadha Oru Nunakadha (1986). They have not worked together since Sakshyam (1995). They are most known for their drama films together.