Perhaps you should try some spelling variations:
verbal communication » nonverbal communication, virtual communication, oral communication
technologien road » technologien ad, technologien und, technologien am
information costs » information contents, information centers, information content
developing basin » developing asia, developing asian, developing based
4 developing » 3 developing
de verbal » des verbal, die verbale, pre verbal
costs de » costs _, costs a, costs 5
costs 4 » costs _, costs a, costs 4.2
area. » areas.

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

• Adding a wildcard symbol may retrieve word variants: technologien road information costs de verbal communication costs 4 developing basin area.*.