Perhaps you should try some spelling variations:
eine rationalite » eine rationalitat, eine rationale, rings rationalite
ebene nationale » eine nationale, ebene stationare, ecole nationale
rationalite de » rationalite des, rationnalite de, rationalite et
de charges » des charges, de charles, de changes
du cartes » du cartier, du carnet

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: (( ebene nationale du cartes ) OR ( eine rationalite de charges )).
• Adding a wildcard symbol may retrieve word variants: (( ebene nationale du cartes ) or ( eine rationalite de charges ))*.