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
developing all » developing halal, developing small, developing a
4 developing » 3 developing
all wages » all ages, all stages, male wages
der oral » der moral, der ort, der orte
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologien des information _ der oral communication costs 4 developing all wages.*.