Perhaps you should try some spelling variations:
formen communication » force communication, formen kommunikation, open communication
technologien aids » technologien als, technologien ad, technologien des
aids information » chandos information, series information
developing east » development east, developing a, developing asia
2.2 developing » 3.2 developing, 3.3 developing, 2.2 development
die formen » die folgen
east areas » karst areas, east asezs
costs 2.2 » costs 4.2, costs 2.3, cost 2.2

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

• Adding a wildcard symbol may retrieve word variants: technologien aids information _ die formen communication costs 2.2 developing east areas.*.