Perhaps you should try some spelling variations:
moral communication » oral communication, global communication, verbal communication
information costs » information contents, information centers, information content
technologien tax » technologien am, technologien ad, technologien des
tax information » 2 information, 1 information
2.3 development » 2 development, 2015 development, 1 development
development 10 » developments 10, development 100, development 1
costs user » costs used, costs uses, cost users
user moral » der moral, user model
costs 2.3 » costs 4.2, costs 4.4
10 access » 1.1 access, 2 access, 3 access

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

• Adding a wildcard symbol may retrieve word variants: technologien tax information costs user moral communication costs 2.3 development 10 access.*.