Perhaps you should try some spelling variations:
technologien aids » technologien als, technologien ad, technologien des
oil communication » oral communication, social communication, moral communication
aids information » chandos information, series information
information und » informations und
2.2 developing » 3.2 developing, 3.3 developing, 2.2 development
developing a » developing _
costs 2.2 » costs 4.2, costs 2.3, cost 2.2
a access » 2 access, 3 access, 4 access
und des » und der
des oil » does oil, des oid, debt oil

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

• Adding a wildcard symbol may retrieve word variants: technologien aids information und des oil communication costs 2.2 developing a access.*.