Perhaps you should try some spelling variations:
online communication » mobile communication, business communication, mobile communications
information context » information content, information contents, information centers
communication cost » communication costs, communication costa, communications costs
developing cities » developing countries, developing annuities, developing economies
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
cities africa » societies africa, parties africa, rates africa
3 developing » 3 development
context 1 » context 3, context 2
1 online » 2.1 online
cost 3 » cost 3d, cost e3, cost _

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

• Adding a wildcard symbol may retrieve word variants: technologien des information context 1 online communication cost 3 developing cities africa.*.