Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
cell communications » cell communication, health communications, rural communications
development concept » development concepts, development context, development conceptual
technologien des » technologien fur, technologien und, technologies 2
information case » information based, information can, information costs
des information » des informations, does information, dis information
case 12 » case 1.2, case 1, case 2
12 cell » 1 cell, 2 cell, j2 cell
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technologien des information case 12 cell communications costs a development concept access.*.