Perhaps you should try some spelling variations:
information centers » information contents, information officers
5.4 communication » de communication, data communication
technologien 2 » technologies 2, technologien _, technologien 1
3.3 developing » 4 developing, 2 developing, 1 developing
centers first » context first
developing e » developing _, developing a, developing east
first 5.4 » first 4, first 2.9, first 50
costs 3.3 » costs 2.3, costs 3.5, costs 4.3
e africa » em africa, de africa, eu africa

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

• Adding a wildcard symbol may retrieve word variants: technologien 2 information centers first 5.4 communication costs 3.3 developing e africa.*.