How many movies have Ilaiyaraaja and P. Venkateswara Rao collaborated on?

They have worked on 9 movies together! Their first movie together was Paasa Paravaigal (1988) while their highest rated movie together was Indrudu Chandrudu (1989). They have not worked together since Aandan Adimai (2001). They are most known for their drama films together.