Perhaps you should try some spelling variations:
personal communication » interpersonal communication
technologien als » technologien des, technologien fur, technologien und
als information » als informations, aids information, laws information
4 developing » 3 developing
developing 1 » developing _, developing a, developing e
contents je » contents key, contents 1, contents _
je personal » de personal, e personal, der personal
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologien als information contents je personal communication costs 4 developing 1 africa.*.