Perhaps you should try some spelling variations:
developed countries » developing countries
time communication » de communication, mobile communication, online communication
countries affected » countries effective
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
information i » information im, information 2, information 1
4.2 developed » 3.2 developed, 4.5 developed, 14.4 developed
ii time » iii time, ii theme

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

• Adding a wildcard symbol may retrieve word variants: technologien des information i ii time communication costs 4.2 developed countries affected.*.