Perhaps you should try some spelling variations:
time communication » de communication, mobile communication, online communication
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
developing av » developing a, developing ai, developing amp
3 developing » 3 development
av africa » v africa, iv africa, can africa
costs 3 » costs _, costs 4, costs a
i buy » r buy

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "technologien des information ((i buy) OR (_ buy)) time communication costs 3 developing av africa.~".
• Adding a wildcard symbol may retrieve word variants: technologien des information ((i buy) OR (_ buy)) time communication costs 3 developing av africa.*.