Perhaps you should try some spelling variations:
oral communication » personal communication
technologien laws » technologien als, technologien des, technologien am
laws information » news information, als information, platas 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 laws information systems die oral communication costs 4 developing a africa.*.