Perhaps you should try some spelling variations:
information centers » information contents, information officers
vs communication » vs communications, vos communications, c's communication
technologien nd » technologien und, technologien ad, technologie und
nd information » und information, d information, od information
3.3 developing » 4 developing, 2 developing, 1 developing
developing em » developing e, developing eq, developing amp
centers how » center how, centers hold, century how
costs 3.3 » costs 2.3, costs 3.5, costs 4.3
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 nd information centers how vs communication costs 3.3 developing em africa.*.