Perhaps you should try some spelling variations:
oral communication » personal communication
information based » information case, information bank, transformation based
technologien des » technologien fur, technologien und, technologies 2
developing basic » developing asia, developing based, developing brazil
des information » des informations, does information, dis information
4 developing » 3 developing
based der » basel der, based order, based debt
der oral » der moral, der ort, der orte
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologien des information based der oral communication costs 4 developing basic ideas.*.