Perhaps you should try some spelling variations:
verbal communication » nonverbal communication, virtual communication, oral communication
information centers » information contents, information officers
developing forest » developing forms, development forest, developing coherent
technologien als » technologien des, technologien fur, technologien und
als information » als informations, aids information, laws information
a developing » a development
forest areas » forest fires
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technologien als information centers _ verbal communication costs a developing forest areas.*.