Perhaps you should try some spelling variations:
communication services » telecommunications services
formal communication » informal communication, oral communication, moral communication
die developpement » de developpement, le developpement, du developpement
developpement et » developpement des, developpement de, development east
variation being » variation bei, variation using, variation among
services die » services de, services does, services des
does formal » loss formal, does formality, des formalen
being does » lending does, reading does
et afrique » en afrique, l afrique

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

• Adding a wildcard symbol may retrieve word variants: typology _ variation being does formal communication services die developpement et afrique.*.