Perhaps you should try some spelling variations:
personal communication » interpersonal communication
cover developpement » power development, de developpement, le developpement
developpement en » developpement et, developpement des, developpement de
variation der » variation des, variation bei, variation _
es personal » des personal, e personal, ss personal
media cover » media over, media love, media coverage
der es » der est, oder es, dar es

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

• Adding a wildcard symbol may retrieve word variants: typology _ variation der es personal communication media cover developpement en afrique.*.