Perhaps you should try some spelling variations:
information 2.1.3 » information 2.1.5, information 2.1.6, information 2.2.3
etf communication » et communication, ec communication, eu communication
technologien d » technologien ad, technologien _, technologien 1
development 11 » development 1.1, development 1, development 14
d information » nd information, od information, und information
2.1.3 how » 2.1.1 how, 1.1.3 how, 3.1.3 how
11 access » 1.1 access, 10 access, 12 access
how etf » how ecte
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 d information 2.1.3 how etf communication costs a development 11 access.*.