Perhaps you should try some spelling variations:
oral communication » personal communication
technologien ids » technologien des, technologien als, technologien im
information sich » information siwi, information search, information space
ids information » aids information, dis information, mis information
4 developing » 3 developing
developing 1 » developing _, developing a, developing e
die oral » die moral, die orte
costs 4 » costs _, costs a, costs 4.2
1 areas » 1 area, 2 areas, 4 areas

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

• Adding a wildcard symbol may retrieve word variants: technologien ids information sich die oral communication costs 4 developing 1 areas.*.