Perhaps you should try some spelling variations:
ngo communication » togo communications, de communication, 3 communication
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
14 developing » 4 developing, 1 developing, 10 developing
contents 2.1 » contents 12.1, contexts 2.1, contents 3.1
developing a » developing _
costs 14 » costs 4, costs 1, costs 11.4
a africa » 1 africa, can africa, em africa
2.1 ngo » 2.1.2 ngo

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

• Adding a wildcard symbol may retrieve word variants: technologien des information contents 2.1 ngo communication costs 14 developing a africa.*.