Perhaps you should try some spelling variations:
interpersonal communication » intercultural communication
information 1.5.2 » information 1.2, information 2
1 interpersonal » _ interpersonal, 1.2 interpersonal
technologien 2 » technologies 2, technologien _, technologien 1
developing e » developing _, developing a, developing east
1.5.2 1 » 1.5.2 _, 1.5.2 a
e areas » 1 areas, 2 areas, 4 areas

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

• Adding a wildcard symbol may retrieve word variants: technologien 2 information 1.5.2 1 interpersonal communication costs _ developing e areas.*.