Perhaps you should try some spelling variations:
information context » information content, information contents, information centers
communication cost » communication costs, communication costa, communications costs
de communication » mobile communication, online communication
developing joint » developing coping, development joint, developing ict
technologien ad » technologien am, technologien und, technologien als
ad information » d information, nd information, od information
1.4 developing » 12.4 developing, 1.3 developing, 14 developing
context ii » context 3, context 1, context 2
cost 1.4 » cost 14.4, cost 2.4, cost 1.2
ii de » ii die, ii der, ii le

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

• Adding a wildcard symbol may retrieve word variants: technologien ad information context ii de communication cost 1.4 developing joint africa.*.