Perhaps you should try some spelling variations:
real communication » oral communication, cell communication, health communication
information 2.3.3 » information 4.3.3, information 2.3.2, information 3.3.3
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
12.4 developing » 1.4 developing, 2.2 developing, 1.3 developing
developing 2 » developing _, developing a, developing e
costs 12.4 » costs 11.4, costs 12.3, costs 2.4
2.3.3 der » 2.3.1 der, 2.3.2 der, 3.3.3 der
der real » der reale, oder real, der realen
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 des information 2.3.3 der real communication costs 12.4 developing 2 access.*.