Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
information darke » information market, information markets, information data
technologien dis » technologien des, technologien als, technologien im
dis information » mis information, aids information, des informations
3.2 developing » 3.3 developing, 2.2 developing, 3 developing
developing a » developing _
does mobile » das mobile
darke does » market does, care does, markers does
cost 3.2 » cost 2.4
a area » a areas, 1 area, 3 area

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

• Adding a wildcard symbol may retrieve word variants: technologien dis information darke does mobile communication cost 3.2 developing a area.*.