Perhaps you should try some spelling variations:
2.1 informationsmasse » i informationsmasse, ii informationsmasse, als informationsmass
oral communication » personal communication
technologies 2.1 » technologies _, technologies 4, technologies a
3 developing » 3 development
developing 2 » developing _, developing a, developing e
2 access » 3 access
costs 3 » costs _, costs 4, costs a
n oral » _ oral, 2 oral, 4 oral

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

• Adding a wildcard symbol may retrieve word variants: technologies 2.1 informationsmasse _ n oral communication costs 3 developing 2 access.*.