Perhaps you should try some spelling variations:
oral communication » personal communication
information 2.3.2 » information 2.2.2, information 4.3.2, information 3.2
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 a » developing _
costs 12.4 » costs 11.4, costs 12.3, costs 2.4
2.3.2 der » 2.3.1 der, 3.3.2 der, 4.3.2 der
der oral » der moral, der ort, der orte
a access » 2 access, 3 access, 4 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 2.3.2 der oral communication costs 12.4 developing a access.*.