Perhaps you should try some spelling variations:
allgemeinen » allgemeine
allgemeinene » allgemeinee, allgemeinenen, allgemeinne, allgemeineren
allgemeineere » allgemeiner, allgemeineren, allgemeinerer
allgemeinere » allgemeiner, allgemeine, allgemeines

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: bildung (allgemeinen OR (allgemeineere OR (allgemeinene OR allgemeinere))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "bildung (allgemeinen or (allgemeineere or (allgemeinene OR allgemeinere)))".
• Adding a wildcard symbol may retrieve word variants: bildung (allgemeinen or (allgemeineere or (allgemeinene OR allgemeinere)))*.