Perhaps you should try some spelling variations:
verbal communication » nonverbal communication, virtual communication, oral communication
development can » development case, development co, development canada
technologien 2 » technologies 2, technologien _, technologien 1
4 development » 2 development, 4 developing
can africa » urban africa
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 2 information _ non verbal communication costs 4 development can africa.~.
• Adding a wildcard symbol may retrieve word variants: technologien 2 information _ non verbal communication costs 4 development can africa.*.