Perhaps you should try some spelling variations:
personal communication » interpersonal communication
developing skills » developing states
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
information 2 » information 3
skills create » skills creating, skills increase
des personal » des personals, der personal, das personal
4 developing » 3 developing
costs 4 » costs _, costs a, costs 4.2
2 des » 2 der, 2 das, a des

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

• Adding a wildcard symbol may retrieve word variants: technologien des information 2 des personal communication costs 4 developing skills create.*.