Perhaps you should try some spelling variations:
communication cross » communication costs
face communication » voice communication, de communication, time communication
technologien des » technologien fur, technologien und, technologies 2
developing karst » developing east, developing forest, developing heart
des information » des informations, does information, dis information
information 1 » information 2, information 3, information 3.2
3 developing » 3 development
karst areas » karstic areas, forest areas, thrust areas
side face » die face, side save
cross 3 » cross _, cross 1, cross c
1 side » _ side, a side, 5 side

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

• Adding a wildcard symbol may retrieve word variants: technologien des information 1 side face communication cross 3 developing karst areas.*.