Perhaps you should try some spelling variations:
oral communication » personal communication
technologien road » technologien ad, technologien und, technologien am
information phase » information please, formation phase, information case
4.1 development » 3.1 development, 2.1 development, 2.3 development
development 2.3 » development 2.1, development 1
2.3 access » 5.3 access, 1.3 access, 2.4 access
costs 4.1 » costs 4.2, costs 4.4, costs 4.3
der oral » der moral, der ort, der orte

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

• Adding a wildcard symbol may retrieve word variants: technologien road information phase der oral communication costs 4.1 development 2.3 access.*.