Perhaps you should try some spelling variations:
studien der » studie der, studien die, studenten der
mac school » a school, sic school, music school
ma school » a school, pa school, eat school
c school » _ school, a school, 4 school
der ma » der mac, der mach, der magd

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: (( studien der ma school of governance ) OR ( studien der ((mac school) OR (c school)) of governance )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( studien der ma school of governance ) or ( studien der ((mac school) OR (c school)) of governance ))".
• Adding a wildcard symbol may retrieve word variants: (( studien der ma school of governance ) or ( studien der ((mac school) OR (c school)) of governance ))*.