Perhaps you should try some spelling variations:
verbal communication » nonverbal communication, virtual communication, oral communication
technologien aids » technologien als, technologien ad, technologien des
information based » information case, information bank, transformation based
aids information » chandos information, series information
4 developing » 3 developing
based knew » based new, based key, based neo
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 aids information based knew verbal communication costs 4 developing _ areas.*.