Perhaps you should try some spelling variations:
oral communication » personal communication
information based » information case, information bank, transformation based
technologien als » technologien des, technologien fur, technologien und
developing areas » developing asia, developing east, developing a
als information » als informations, aids information, laws information
4 developing » 3 developing
areas africa » arabs africa, dress africa, farmers africa
based neo » based new, based ngos, based non
neo oral » new oral, who oral
costs 4 » costs _, costs a, costs 4.2

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologien als information based neo oral communication costs 4 developing areas africa.~.
• Adding a wildcard symbol may retrieve word variants: technologien als information based neo oral communication costs 4 developing areas africa.*.