Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
development saber » development series, development strategy
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
information 1.2 » information 1.5.2, information 2
4 development » 2 development, 4 developing
does data » does cat
1.2 does » 13.2 does, 18.2 does, 1.2 des
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologien des information 1.2 does data communications costs 4 development saber afrique.*.