Perhaps you should try some spelling variations:
verbal communication » nonverbal communication, virtual communication, oral communication
developing concepts » development concepts, development concept, developing countries
informations cases » information case, information classes, information cascades
concepts assessed » contexts assessed
technologien als » technologien des, technologien fur, technologien und
als informations » als information, des informations, a informations
des verbal » des verbalen, des verbs, models verbal

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

• Adding a wildcard symbol may retrieve word variants: technologien als informations cases des verbal communication costs _ developing concepts assessed.*.