Perhaps you should try some spelling variations:
face communication » voice communication, de communication, time communication
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
typologie four » typologie fur, typologie der, typologie von
four variation » zur variation, about variation, color variation
variation des » variation _, variation 6, variation series
der face » der farce, der fake, der facher
des der » des dr, des ddr, des dem

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

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