Perhaps you should try some spelling variations:
information content » information contents, information centers, information centre
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
5.4 developing » 6.4 developing, 3.3 developing, 2.2 developing
developing a » developing _
content 2.3 » context 2.3, content 3.3, content 5.3
2.3 debt » 2.5 debt, 2.3 delta, 2.3 der
cost 5.4 » costs 5.4, cost 2.4, cost 3.4
a africa » 1 africa, can africa, em africa

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

• Adding a wildcard symbol may retrieve word variants: technologien des information content 2.3 debt communication cost 5.4 developing a africa.*.