Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
information content » information contents, information centers, information centre
do communications » 10 communications, 14 communications, 2 communications
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
content phase » context phase, contact phase, kontext phasen
20 developing » 2 developing, 10 developing, 24 developing
phase do » phase de, phase der, phase des
costs 20 » costs 60, costs 2.3, costs 2.1

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 phase do communications costs 20 developing _ africa.*.