Perhaps you should try some spelling variations:
interpersonal communication » intercultural communication
communication costa » communication costs, communications costs, communication cote
der interpersonal » _ interpersonal, 1 interpersonal, 1.2 interpersonal
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
3 developing » 3 development
developing 2 » developing _, developing a, developing e
4.2 der » 2.2 der, 3.2 der
costa 3 » costa e, costa p
2 areas » 1 areas, 2 areal, 4 areas

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

• Adding a wildcard symbol may retrieve word variants: technologien des information 4.2 der interpersonal communication costa 3 developing 2 areas.*.