Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
technologien des » technologien fur, technologien und, technologies 2
developing saber » development saber, developing states, developing member
des information » des informations, does information, dis information
information 2 » information 3
4 developing » 3 developing
does data » does cat
costs 4 » costs _, costs a, costs 4.2
2 does » 4 does

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

• Adding a wildcard symbol may retrieve word variants: technologien des information 2 does data communications costs 4 developing saber afrique.*.