Perhaps you should try some spelling variations:
mobile communications » mobile communication
communications costs » communication costs, communications _
technologien als » technologien des, technologien fur, technologien und
als information » als informations, aids information, laws information
4.3 developing » 3.3 developing, 1.3 developing, 7.3 developing
information 2 » information 3
developing a » developing _
des mobile » does mobile, das mobile, less mobile
costs 4.3 » costs 4.2, costs 4.4, costs 2.3
2 des » 2 der, 2 das, a des
a set » _ set

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

• Adding a wildcard symbol may retrieve word variants: technologien als information 2 des mobile communications costs 4.3 developing a set.*.