Perhaps you should try some spelling variations:
technologien und » technologie und, technologien des, technologien fur
de communication » mobile communication, online communication
und information » fund information, road information, award information
developing area » developing areas, developing asia, developing real
20 developing » 2 developing, 10 developing, 24 developing
model state » modern state, model system
area trends » africa trends, threat trends
state de » state der, state debt, state does
costs 20 » costs 60, costs 2.3, costs 2.1

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

• Adding a wildcard symbol may retrieve word variants: technologien und information model state de communication costs 20 developing area trends.*.