Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
information centers » information contents, information officers
technologien dis » technologien des, technologien als, technologien im
dis information » mis information, aids information, des informations
4 developing » 3 developing
developing a » developing _
a africa » 1 africa, can africa, em africa
costs 4 » costs _, costs a, costs 4.2
1 eu » _ eu, i eu, 1 zu
1 e » 1 le

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "technologien dis information centers ((1 eu) OR (1 e)) communications costs 4 developing a africa.~".
• Adding a wildcard symbol may retrieve word variants: technologien dis information centers ((1 eu) OR (1 e)) communications costs 4 developing a africa.*.