The UEFA Champions League made use of to start with a double spherical-robin group phase of 32 teams till it progressed right into a league period of 36 groups, that's preceded by two qualification 'streams' for groups that don't obtain direct entry for the tournament suitable. The UEFA Champions League https://angelondrxf.bloggazzo.com/35337258/detailed-notes-on-what-are-the-uefa-champions-league-and-uefa-europa-league