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 3 » information 2
skills create » skills creating, skills increase
4 developing » 3 developing
de personal » der personal, des personal, de persona
costs 4 » costs _, costs a, costs 4.2
3 de » 3 die, 3 der, 3 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 3 de personal communication costs 4 developing skills create.*.