Perhaps you should try some spelling variations:
oral communication » personal communication
information 1.5.2 » information 1.2, information 2
technologien ad » technologien am, technologien und, technologien als
ad information » d information, nd information, od information
4 developing » 3 developing
developing a » developing _
1.5.2 best » 1.6.2 best, 11.2.2 best, 13.2.2 best
best oral » best deal
costs 4 » costs _, costs a, costs 4.2
a areas » 1 areas, 2 areas, 4 areas

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

• Adding a wildcard symbol may retrieve word variants: technologien ad information 1.5.2 best oral communication costs 4 developing a areas.*.