Perhaps you should try some spelling variations:
oral communication » personal communication
technologien dis » technologien des, technologien als, technologien im
developing basic » developing asia, developing based, developing brazil
dis information » mis information, aids information, des informations
information b » information 2, information 1, information bank
basic areas » basin area, basic ideas, basic access
b naive » a naive, _ naive

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

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