Augsburg moved five points clear of Hoffenheim thanks to a 2-1 win over Stuttgart.
Stuttgart boosted their survival hopes with a 3-2 home win over Werder Bremen, while Cologne saw off Hoffenheim by the same scoreline.
Stuttgart moved off the bottom of the Bundesliga thanks to a dramatic 3-2 win over Werder Bremen.
Wolfsburg all but mathematically secured a Champions League spot with their 3-1 win over Stuttgart.
Robert Lewandowski was the difference in the German Klassiker, while there were wins for Monchengladbach and Leverkusen
Stuttgart beat Eintracht Frankfurt 3-1 on Saturday to claim their first win of 2015.
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