sentences:  After a brief spell with FC Porto's reserves, he made his professional debuts at Aveiro's S.C. Beira-Mar, his Primeira Liga debut coming on 17 September 2006 in a 2–0 home win against C.F.Estrela da Amadora where he came on as a 76th-minute substitute.Leão was used regularly during that season, but only won one of the matches in which he appeared and his club was relegated.