Perhaps you should try some spelling variations:
ethnic communication » ironic communication, technical communication, authentic communication
technologien und » technologie und, technologien des, technologien fur
und informations » und information, und informationen, fund information
developing karst » developing east, developing forest, developing heart
2.2 developing » 3.2 developing, 3.3 developing, 2.2 development
karst areas » karstic areas, forest areas, thrust areas
die ethnic » die ethik, do ethnic, i ethnic
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 und informations _ die ethnic communication costs 2.2 developing karst areas.*.