Perhaps you should try some spelling variations:
oral communication » personal communication
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
3.3 developing » 4 developing, 2 developing, 1 developing
developing a » developing _
contents je » contents key, contents 1, contents _
costs 3.3 » costs 2.3, costs 3.5, costs 4.3
a africa » 1 africa, can africa, em africa
je oral » new oral

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

• Adding a wildcard symbol may retrieve word variants: technologien des information contents je oral communication costs 3.3 developing a africa.*.