Perhaps you should try some spelling variations:
information center » information centers, information centre, information content
10.1 communication » 1.1 communication, 10 communication, 4.1 communication
technologien dis » technologien des, technologien als, technologien im
dis information » mis information, aids information, des informations
5.4 developing » 6.4 developing, 3.3 developing, 2.2 developing
developing em » developing e, developing eq, developing amp
center work » center worker, better work, gender work
work 10.1 » work 10.3, work 1.1, work 15.1
costs 5.4 » costs 4.4, costs 6.4, costs 2.4
em africa » 1 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 work 10.1 communication costs 5.4 developing em africa.*.