Perhaps you should try some spelling variations:
allgemein » allgemeinen, allgemeiner
allgemeines » allgemeinenes, allgemeineres, allgemeinen
allgemeine » allgemeinene, allgemeinere
allgemeinene » allgemeinenene, allgemeinerene, allgemeinenen, allgemeinen, allgemeinere

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 ((allgemein OR allgemeines) OR (allgemeine OR allgemeinene)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "bildung ((allgemein or allgemeines) or (allgemeine OR allgemeinene))".
• Adding a wildcard symbol may retrieve word variants: bildung ((allgemein or allgemeines) or (allgemeine OR allgemeinene))*.