Perhaps you should try some spelling variations:
personelle communication » personal communication, personal communications, persuasive communication
technologien als » technologien des, technologien fur, technologien und
als information » als informations, aids information, laws information
developing east » development east, developing a, developing asia
und personelle » und personen
information i » information im, information 2, information 1
3 developing » 3 development
east areas » karst areas, east asezs
costs 3 » costs _, costs 4, costs a
i und » _ und

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

• Adding a wildcard symbol may retrieve word variants: technologien als information i und personelle communication costs 3 developing east areas.*.