Perhaps you should try some spelling variations:
verbal communication » nonverbal communication, virtual communication, oral communication
technologien math » technologien mit, technologien als, technologien am
math information » catch information, much information, health information
information can » information case, information 1, information 1.2
20 development » 2 development, 2015 development, 2007 development
npo verbal » non verbal
costs 20 » costs 60, costs 2.3, costs 2.1
1 access » 10 access, 12 access, 14 access
can npo » case npo

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

• Adding a wildcard symbol may retrieve word variants: technologien math information can npo verbal communication costs 20 development 1 access.*.