Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
technologien mis » technologien mit, technologien des, technologien als
information case » information based, information can, information costs
de communication » mobile communication, online communication
mis information » dis information, aids information, ids information
2.4 developing » 12.4 developing, 2.2 developing, 5.4 developing
developing a » developing _
case des » cases des, case das, phase des
a areas » 1 areas, 2 areas, 4 areas
des de » des dem, des der, des des

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

• Adding a wildcard symbol may retrieve word variants: technologien mis information case des de communication cost 2.4 developing a areas.*.