Perhaps you should try some spelling variations:
information center » information centers, information centre, information content
technologien dis » technologien des, technologien als, technologien im
dis information » mis information, aids information, des informations
1 communication » 10 communication, 3 communication, 4 communication
4.4 developing » 5.4 developing, 6.4 developing, 1.4 developing
center worker » center workers, sector worker, career worker
developing a » developing _
costs 4.4 » costs 4.2
worker 1 » workers 1, worker _, worker a
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 dis information center worker 1 communication costs 4.4 developing a africa.*.