Perhaps you should try some spelling variations:
oral communication » personal communication
information based » information case, information bank, transformation based
technologien der » technologien des, technologie der, technologien fur
developing aside » developing asia, developing asian, developing asia's
der information » insider information, sector information, labor information
4.2 developing » 2.2 developing, 3.2 developing, 4.1 developing
aside areas » marine areas, alpine areas, saline areas
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 der information based der oral communication costs 4.2 developing aside areas.*.