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
4.1 developing » 3.1 developing, 4 developing, 3.3 developing
information 2 » information 3
developing a » developing _
lind mobile » und mobile, being mobile, china mobile
costs 4.1 » costs 4.2, costs 4.4, costs 4.3
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 als information 2 lind mobile communications costs 4.1 developing a areas.*.