Perhaps you should try some spelling variations:
information centuries » information centres, information centers, information centre
oral communication » personal communication
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
developing eu » developing e, developing eq, developing egg
4 developing » 3 developing
centuries 2 » centuries 28, centuries _, centuries 1
eu africa » em africa, 1 africa, 11 africa
costs 4 » costs _, costs a, costs 4.2
2 oral » _ oral, 4 oral

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

• Adding a wildcard symbol may retrieve word variants: technologien des information centuries 2 oral communication costs 4 developing eu africa.*.