The UEFA Champions League made use of to begin with a double spherical-robin team phase of 32 teams right up until it developed into a league phase of 36 groups, which happens to be preceded by two qualification 'streams' for groups that don't get immediate entry towards the tournament appropriate. https://stephenhmkkh.blog-kids.com/36720372/about-what-are-the-uefa-champions-league-and-uefa-europa-league