Perhaps you should try some spelling variations:
internal communication » interpersonal communication, intercultural communication, personal communication
dum developpement » du developpement, de developpement, au developpement
systems internal » systems internet, systems external, system external
developpement et » developpement des, developpement de, development east
communication 1 » communication _, communication a, communication 3
variation der » variation des, variation bei, variation _
der systems » des systems, der systeme, der system
et afrique » en afrique, l afrique
1 dum » 1 due

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

• Adding a wildcard symbol may retrieve word variants: typology _ variation der systems internal communication 1 dum developpement et afrique.*.