Perhaps you should try some spelling variations:
personal communication » interpersonal communication
technologien dis » technologien des, technologien als, technologien im
developing basin » developing asia, developing asian, developing based
dis information » mis information, aids information, des informations
information 3 » information 2
3 developing » 3 development
costs 3 » costs _, costs 4, costs a
area. » areas.

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

• Adding a wildcard symbol may retrieve word variants: technologien dis information 3 a personal communication costs 3 developing basin area.*.