Perhaps you should try some spelling variations:
oral communication » personal communication
technologien does » technologien des, technologien als, technologie de
does information » des informations, dis information, users information
information case » information based, information can, information costs
a developing » a development
developing 2 » developing _, developing a, developing e
case bess » case basis
costs a » costs _, costs 4
2 areas » 1 areas, 2 areal, 4 areas

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

• Adding a wildcard symbol may retrieve word variants: technologien does information case bess oral communication costs a developing 2 areas.*.