Perhaps you should try some spelling variations:
information centers » information contents, information officers
oral communication » personal communication
technologien zur » technologien fur, technologien des, technologien und
zur information » fur information, your information, der information
2.3 developing » 3.3 developing, 2.2 developing, 1.3 developing
developing ce » developing e, developing ict, developing cil
centers 3 » centers _, centers a, centers 3.3
costs 2.3 » costs 4.2, costs 4.4
ce africa » de africa, care africa, use africa
3 oral » _ oral, 2 oral, 4 oral

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

• Adding a wildcard symbol may retrieve word variants: technologien zur information centers 3 oral communication costs 2.3 developing ce africa.*.