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 od » technologien ad, technologien und, technologien _
od information » d information, nd information, road information
non personal » 1 personal, 4 personal, 2 personal
developing 2 » developing _, developing a, developing e
15.2 non » 1.2 non, 10.2 non, 16.2 non
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 od information 15.2 non personal communication costs _ developing 2 areas.*.