Perhaps you should try some spelling variations:
verbal communication » nonverbal communication, virtual communication, oral communication
information case » information based, information can, information costs
technologie und » technologies 2.1
und information » fund information, road information, award information
6.4 development » 2.4 development, 9.4 development, 1.4 development
development 2.3 » development 2.1, development 1
2.3 access » 5.3 access, 1.3 access, 2.4 access
costs 6.4 » costs 4.4, costs 4.2, costs 2.3
2 verbal » _ verbal, 3 verbal, a verbal
case 2 » case 1

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

• Adding a wildcard symbol may retrieve word variants: technologie und information case 2 verbal communication costs 6.4 development 2.3 access.*.