Perhaps you should try some spelling variations:
information centers » information contents, information officers
technologien ad » technologien am, technologien und, technologien als
d communication » de communication, 3 communication, 4 communication
ad information » d information, nd information, od information
2.3 developing » 3.3 developing, 2.2 developing, 1.3 developing
centers form » centers before, owners form, centers hold
costs 2.3 » costs 4.2, costs 4.4
form d » form _, form a, form i

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

• Adding a wildcard symbol may retrieve word variants: technologien ad information centers form d communication costs 2.3 developing _ africa.*.