Perhaps you should try some spelling variations:
verbal communication » nonverbal communication, virtual communication, oral communication
information based » information case, information bank, transformation based
technologien des » technologien fur, technologien und, technologies 2
developing areas » developing asia, developing east, developing a
des information » des informations, does information, dis information
4 developing » 3 developing
bess verbal » des verbal
areas areas » areas arenas, seas areas, areas access
based bess » based lesson, based access, based stress
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologien des information based bess verbal communication costs 4 developing areas areas.*.