How many movies have Nageshwara Rao Akkineni and Vangara Venkata Subbaiah acted in together?

They have worked on 4 movies together! Their first movie together was Raksha Rekha (1949) while their highest rated movie together was Mayabazar (1957). They have not worked together since Manchi Manasulu (1962). They are most known for their drama films together.