Perhaps you should try some spelling variations:
personal communication » interpersonal communication
technologien does » technologien des, technologien als, technologie de
does information » des informations, dis information, users information
developing basin » developing asia, developing asian, developing based
information 3 » information 2
4 developing » 3 developing
costs 4 » costs _, costs a, costs 4.2
area. » areas.

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

• Adding a wildcard symbol may retrieve word variants: technologien does information 3 a personal communication costs 4 developing basin area.*.