Perhaps you should try some spelling variations:
face communication » voice communication, de communication, time communication
developing thrust » developing trust, developing through, developing forest
information flow » information flows
technologien ad » technologien am, technologien und, technologien als
ad information » d information, nd information, od information
2.3 developing » 3.3 developing, 2.2 developing, 1.3 developing
thrust areas » tourist areas, forest areas, karst areas
d.ii face » die face
costs 2.3 » costs 4.2, costs 4.4

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

• Adding a wildcard symbol may retrieve word variants: technologien ad information flow d.ii face communication costs 2.3 developing thrust areas.*.