Perhaps you should try some spelling variations:
personal communication » interpersonal communication
communication costa » communication costs, communications costs, communication cote
technologien als » technologien des, technologien fur, technologien und
als information » als informations, aids information, laws information
development 2.3 » development 2.1, development 1
e personal » de personal, 1 personal, 4 personal
2.3 areas » 4.3 areas, 2.1 areas, 2.4 areas
costa a » costa e, cost a, costa 3
3.2 e » 3.2 el, 3.2 eq, 13.2 e

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

• Adding a wildcard symbol may retrieve word variants: technologien als information 3.2 e personal communication costa a development 2.3 areas.*.