Perhaps you should try some spelling variations:
information centers » information contents, information officers
technologien aids » technologien als, technologien ad, technologien des
get communication » et communication, debt communication, de communication
aids information » chandos information, series information
11.7 developing » 11.5 developing, 12.7 developing, 11.7.4 developing
developing a » developing _
costs 11.7 » costs 11.1, costs 11.4, costs 1.1.3
centers 3 » centers _, centers a, centers 3.3
a africa » 1 africa, can africa, em africa
3 get » _ get, i get, 4 get

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

• Adding a wildcard symbol may retrieve word variants: technologien aids information centers 3 get communication costs 11.7 developing a africa.*.