Perhaps you should try some spelling variations:
face communication » voice communication, de communication, time communication
same developpement » sme development, de developpement, le developpement
variation series » education series, action series, edition series
developpement en » developpement et, developpement des, developpement de
typologie der » typologie des, ideologie der
der variation » de variation, does variation, die variation
series der » serien der, series de, series d
der face » der farce, der fake, der facher
a same » _ same, a safe, 3 same

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

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