Perhaps you should try some spelling variations:
oral communication » personal communication
technologien des » technologien fur, technologien und, technologies 2
developing after » developing water, developing eastern, development after
des information » des informations, does information, dis information
information can » information case, information 1, information 1.2
2.3 developing » 3.3 developing, 2.2 developing, 1.3 developing
after accessed » after accession
costs 2.3 » costs 4.2, costs 4.4
we oral » new oral, who oral, why oral

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

• Adding a wildcard symbol may retrieve word variants: technologien des information can we oral communication costs 2.3 developing after accessed.*.