Perhaps you should try some spelling variations:
oral communication » personal communication
technologien der » technologien des, technologie der, technologien fur
information case » information based, information can, information costs
der information » insider information, sector information, labor information
4 developing » 3 developing
developing a » developing _
case bess » case basis
costs 4 » costs _, costs a, costs 4.2
a areas » 1 areas, 2 areas, 4 areas

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

• Adding a wildcard symbol may retrieve word variants: technologien der information case bess oral communication costs 4 developing a areas.*.