Perhaps you should try some spelling variations:
information centers » information contents, information officers
technologien fair » technologien fur, technologies fail, technologien als
fair information » fairs information, fur information, labor information
14 communication » 1.4 communication, 14 communications, 4 communication
developing intra » developing data, developing ict, developing interbank
1.3 developing » 3.3 developing, 13 developing, 7.3 developing
intra africa » intra african, internal africa, central africa
centers 13 » centers 10, centers 3, centers 3.3
13 14 » 13 15

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

• Adding a wildcard symbol may retrieve word variants: technologien fair information centers 13 14 communication _ 1.3 developing intra africa.*.