Perhaps you should try some spelling variations:
franzens » frances
francesco » francisco
-universit%c3%a4t%20graz%22* » -universita%c3%a4t%20graz%22*, -universitat%c3%a4t%20graz%22*, -universitats%c3%a4t%20graz%22*
universitatsrat%c3%a4t%20graz%22* » universitaatsrat%c3%a4t%20graz%22*, universitatatsrat%c3%a4t%20graz%22*, universitatsatsrat%c3%a4t%20graz%22*, universitatsroman%c3%a4t%20graz%22*, universitatsplan%c3%a4t%20graz%22*, universitats%c3%a4t%20graz%22*
universitatsprof%c3%a4t%20graz%22* » universitaatsprof%c3%a4t%20graz%22*, universitatatsprof%c3%a4t%20graz%22*, universitatsatsprof%c3%a4t%20graz%22*, universitatspreis%c3%a4t%20graz%22*, universitatsprofessor%c3%a4t%20graz%22*, universitats%c3%a4t%20graz%22*

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: %22karl-(franzens OR francesco)(-universit%c3%a4t%20graz%22* OR -(universitatsrat%c3%a4t%20graz%22* OR universitatsprof%c3%a4t%20graz%22*)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "%22karl-(franzens or francesco)(-universit%c3%a4t%20graz%22* or -(universitatsrat%c3%a4t%20graz%22* OR universitatsprof%c3%a4t%20graz%22*))".
• Adding a wildcard symbol may retrieve word variants: %22karl-(franzens or francesco)(-universit%c3%a4t%20graz%22* or -(universitatsrat%c3%a4t%20graz%22* OR universitatsprof%c3%a4t%20graz%22*))*.