Perhaps you should try some spelling variations:
communication bulgaria » communication algeria, telecommunication bulgaria, communication austria
der communication » de communication, under communication, debt communication
development des » development does, development desd, development ds
technologien 3 » technologies 3, technologien _, technologie 3
informal group » informal groups, informal gold, informal out
group themen » group theory, group time
des afrique » en afrique, de l'afrique
3 informal » _ informal, vs informal
themen der » theorien der

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

• Adding a wildcard symbol may retrieve word variants: technologien 3 informal group themen der communication bulgaria _ development des afrique.*.