Perhaps you should try some spelling variations:
professional communication » personal communication, professional organization, professional education
die professional » time professional, d professional, die profession
information 2 » information 3
a developing » a development
developing 2 » developing _, developing a, developing e
costs a » costs _, costs 4
2 areal » 2 real, _ areal, 2 areas

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

• Adding a wildcard symbol may retrieve word variants: technologien _ information 2 die professional communication costs a developing 2 areal.*.