Perhaps you should try some spelling variations:
personal communication » interpersonal communication
developing studies » developing stories, development studies, developing students
technologien als » technologien des, technologien fur, technologien und
als information » als informations, aids information, laws information
information a » information age, information about
studies areas » studied area, studies dream, studies real
des personal » des personals, der personal, das personal
4 developing » 3 developing
costs 4 » costs _, costs a, costs 4.2
a des » a der, a das

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

• Adding a wildcard symbol may retrieve word variants: technologien als information a des personal communication costs 4 developing studies areas.*.