The preliminary stages of the 2010 Copa Sudamericana de Clubes are:
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Colo-Colo 3âÂÂ3 Universitario on points. Universitario advanced on away goals.
River Plate 3âÂÂ3 Guaranàon points. Guaranàadvanced on away goals.
Barcelona advanced on points 6âÂÂ0.
Atlético Huila advanced on points 4âÂÂ1.
Oriente Petrolero advanced on points 4âÂÂ1.
Defensor Sporting advanced on points 4âÂÂ1.
Universidad San MartÃÂn 3âÂÂ3 Deportivo Quito on points. Universidad San MartÃÂn advanced on away goals.
Santa Fe 3âÂÂ3 Deportivo Lara on points. Santa Fe advanced on goal difference.
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San José advanced on points 4-1.
Independiente advanced on points 4âÂÂ1.
Peñarol advanced on points 6âÂÂ0.
Palmeiras 3âÂÂ3 Vitória on points. Palmeiras advanced on goal difference.
Santa Fe advanced on points 4âÂÂ1.
Avaà3âÂÂ3 Santos on points. Avaàadvanced on goal difference.
Deportes Tolima 3âÂÂ3 Oriente Petrolero on points. Deportes Tolima advanced on goal difference.
Unión San Felipe 3âÂÂ3 Guaranàon points. Unión San Felipe advanced 8âÂÂ7 on penalties.
Banfield advanced on points 4âÂÂ1.
Emelec 3âÂÂ3 Universidad San MartÃÂn on points. Emelec advanced on goal difference.
Atlético Mineiro advanced on points 4âÂÂ1.
Universitario advanced on points 4âÂÂ1.
Goiás advanced on points 4âÂÂ1.
<small>Note: This is the largest margin of victory in the history of the Copa Sudamericana.</small>
Sport Huancayo 3âÂÂ3 Defensor Sporting on points. Defensor Sporting advanced on goal difference.
Newell's Old Boys advanced on points 4âÂÂ1.