Perhaps you should try some spelling variations:
oral communication » personal communication
information based » information case, information bank, transformation based
technologien dis » technologien des, technologien als, technologien im
developing basic » developing asia, developing based, developing brazil
dis information » mis information, aids information, des informations
basic areas » basin area, basic ideas, basic access
based der » basel der, based order, based debt
der oral » der moral, der ort, der orte

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

• Adding a wildcard symbol may retrieve word variants: technologien dis information based der oral communication costs _ developing basic areas.*.