Perhaps you should try some spelling variations:
personal communication » interpersonal communication
technologien 1 » technologies 1, technologien _, technologien 4
information 2 » information 3
des personal » des personals, der personal, das personal
developing e » developing _, developing a, developing east
e areas » 1 areas, 2 areas, 4 areas
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 1 information 2 des personal communication costs _ developing e areas.*.