Perhaps you should try some spelling variations:
des developpement » des developpements, de developpement, le developpement
variation series » education series, action series, edition series
communications a » communications _, communications law, communications media
developpement en » developpement et, developpement des, developpement de
typologien der » typologie der, typologie des, apologien der
der variation » de variation, does variation, die variation
series cases » services cases, series based, series james
a des » a der, a das

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: typologien der variation series cases data communications a des developpement en afrique.*.