Perhaps you should try some spelling variations:
device communication » services communication, voice communication, mobile communication
technologien dis » technologien des, technologien als, technologien im
information case » information based, information can, information costs
developing basin » developing asia, developing asian, developing based
dis information » mis information, aids information, des informations
3 developing » 3 development
basin access » basic access, gain access, based access
11 device » 12 device, 2.1 device, 3.1 device
case 11 » case 1, case 10, case 12
costs 3 » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technologien dis information case 11 device communication costs 3 developing basin access.*.