Perhaps you should try some spelling variations:
oral communication » personal communication
technologien ids » technologien des, technologien als, technologien im
information open » information oder, information och, transformation open
ids information » aids information, dis information, mis information
developing 4 » developing _, developing a, developing e
open die » open pit, open air, open day
die oral » die moral, die orte
4 areas » 1 areas, 2 areas, 4 areal

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

• Adding a wildcard symbol may retrieve word variants: technologien ids information open die oral communication costs _ developing 4 areas.*.