Perhaps you should try some spelling variations:
oral communication » personal communication
technologien und » technologie und, technologien des, technologien fur
und information » fund information, road information, award information
4 developing » 3 developing
developing a » developing _
systems die » system die, systeme die, systems due
die oral » die moral, die orte
a africa » 1 africa, can africa, em africa
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 und information systems die oral communication costs 4 developing a africa.*.