How many movies have Josef Prokšík and Libuše Koutná collaborated on?

They have worked on 8 movies together! Their first movie together was O Terezce a paní Madam (1976) while their highest rated movie together was Jedničky má papoušek (1979). They have not worked together since O ptáku Ohniváku (1980). They are most known for their family films together.