Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
information centers » information contents, information officers
et communications » et communication, et communicatione, 10 communications
technologien dis » technologien des, technologien als, technologien im
dis information » mis information, aids information, des informations
developing ai » developing a, developing av, developing asia
4 developing » 3 developing
centers 1 » centers 10, centers 21, centers _
ai africa » ii africa, can africa, 1 africa
costs 4 » costs _, costs a, costs 4.2
1 et » 12 et, 13 et, 1 net

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

• Adding a wildcard symbol may retrieve word variants: technologien dis information centers 1 et communications costs 4 developing ai africa.*.