Perhaps you should try some spelling variations:
information control » information centre, information content, information contents
debt communication » de communication, et communication, get communication
communication cost » communication costs, communication costa, communications costs
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
developing ict » developing east, developing city, developing data
15 developing » 1 developing, 5 developing, 10 developing
control 2.5 » control 2.3, control 5, control 4.1
ict africa » art africa, joint africa
2.5 debt » 2.5 der, 2.5 deep
cost 15 » cost 12, cost 5, cost 11.5

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

• Adding a wildcard symbol may retrieve word variants: technologien des information control 2.5 debt communication cost 15 developing ict africa.*.