Perhaps you should try some spelling variations:
information centers » information contents, information officers
communication cost » communication costs, communication costa, communications costs
technologien und » technologie und, technologien des, technologien fur
de communication » mobile communication, online communication
und information » fund information, road information, award information
centers workers » center workers, center worker
3.3 developing » 4 developing, 2 developing, 1 developing
developing a » developing _
workers de » workers age, workers day, workers eke
cost 3.3 » cost 3.2, cost 2.3, cost 3.4
a africa » 1 africa, can africa, em africa

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

• Adding a wildcard symbol may retrieve word variants: technologien und information centers workers de communication cost 3.3 developing a africa.*.