Perhaps you should try some spelling variations:
allgemeiner » allgemeinen, allgemeines
allgemeinerenese » allgemeinenenese, allgemeinesenese, allgemeineren, allgemeineres, allgemeinere
allgemeinste » allgemeinsten, allgemeinere, allgemeinarzte

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 (allgemeiner OR ((allgemeinste OR allgemeinerenese) OR allgemeine)).
• Adding a wildcard symbol may retrieve word variants: bildung (allgemeiner or ((allgemeinste or allgemeinerenese) or allgemeine))*.