Perhaps you should try some spelling variations:
personal communication » interpersonal communication
information 15.2 » information 1.5.2, information 1.2, information 1.3
technologien d » technologien ad, technologien _, technologien 1
d information » nd information, od information, und information
die personal » die personale, de personal, die persona
developing 2 » developing _, developing a, developing e
15.2 die » 1.5.2 die, 5.2 die, 3.5.2 die
2 areas » 1 areas, 2 areal, 4 areas

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

• Adding a wildcard symbol may retrieve word variants: technologien d information 15.2 die personal communication costs _ developing 2 areas.*.