Perhaps you should try some spelling variations:
information centers » information contents, information officers
der communication » de communication, under communication, debt communication
technologien als » technologien des, technologien fur, technologien und
als information » als informations, aids information, laws information
11.7 developing » 11.5 developing, 12.7 developing, 11.7.4 developing
developing data » developing a, developing asia, developing east
data africa » ratha african, intra africa, baga african
centers iv » centers ihc, centers _, centers 10
costs 11.7 » costs 11.1, costs 11.4, costs 1.1.3

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

• Adding a wildcard symbol may retrieve word variants: technologien als information centers iv der communication costs 11.7 developing data africa.*.