 In 1993, Aa debuted as the member of Norwegian national selection and won the Schiphol Invitational Teams in Netherlands and bronze medal in European Teams Championship in Menton, France.In the same year, they reached the final of Bermuda Bowl in Santiago de Chile, where they lost to the young Dutch team.In 1997, they again won the European bronze medal and lost to France in the Bermuda Bowl semifinals, held in Tunis, ending up third by defeating the United States for the bronze.