Perhaps you should try some spelling variations:
oral communication » personal communication
technologien dis » technologien des, technologien als, technologien im
formation phase » formation chapter
dis formation » die formation, dis information, des formations
developing a » developing _
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 dis formation phase der oral communication costs _ developing a access.*.