Perhaps you should try some spelling variations:
mobile communications » mobile communication
communications costs » communication costs, communications _
case information » care information, based information, phase information
techniques case » techniques laser, techniques based, techniques cost
information und » informations und
3.3 developing » 4 developing, 2 developing, 1 developing
developing a » developing _
due mobile » die mobile, does mobile, auf mobile
costs 3.3 » costs 2.3, costs 3.5, costs 4.3
und due » fund due, und de, und dauer
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: techniques case information und due mobile communications costs 3.3 developing a areas.*.