Perhaps you should try some spelling variations:
personal communications » personal communication, interpersonal communications, internal communications
communications costs » communication costs, communications _
technologien als » technologien des, technologien fur, technologien und
developing based » development based, developing asia, developing east
als information » als informations, aids information, laws information
des personal » des personals, der personal, das personal
3 developing » 3 development
based rural » based natural
costs 3 » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technologien als information _ des personal communications costs 3 developing based rural.*.