Perhaps you should try some spelling variations:
personal communication » interpersonal communication
information thanks » information banks, information bank, information trends
technologien des » technologien fur, technologien und, technologies 2
developing areas » developing asia, developing east, developing a
des information » des informations, does information, dis information
a developing » a development
areas areas » areas arenas, seas areas, areas access
thanks a » thanks _, tanks a, than a
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technologien des information thanks a personal communication costs a developing areas areas.*.