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 als » technologien des, technologien fur, technologien und
als information » als informations, aids information, laws information
12 developing » 1.2 developing, 2 developing, 1 developing
developing a » developing _
a africa » 1 africa, can africa, em africa
cost 12 » cost 1.2, cost 15, cost 3.2

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

• Adding a wildcard symbol may retrieve word variants: technologien als information content _ debt communication cost 12 developing a africa.*.