Perhaps you should try some spelling variations:
series communication » services communication, serial communication, scales communication
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
typologie der » typologie des, ideologie der
der variation » de variation, does variation, die variation
variation des » variation _, variation 6, variation series
ideas series » des series, ideas heroes, seas series
des ideas » des idees, des deas, dos ideas
a de » a die, a der, a des

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

• Adding a wildcard symbol may retrieve word variants: typologie der variation des ideas series communication a de developpement en afrique.*.