Perhaps you should try some spelling variations:
personal communication » interpersonal communication
technologien math » technologien mit, technologien als, technologien am
math information » catch information, much information, health information
information 2 » information 3
des personal » des personals, der personal, das personal
4 developing » 3 developing
developing e » developing _, developing a, developing east
e access » 2 access, 3 access, 4 access
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 math information 2 des personal communication costs 4 developing e access.*.