Perhaps you should try some spelling variations:
technologien und » technologie und, technologien des, technologien fur
formation using » information using, formation during, formation among
4 communication » 3 communication, 5.4 communication, de communication
und formation » und information, und reformation, band formation
3 developing » 3 development
using die » using dit, using due, using drive
costs 3 » costs _, costs 4, costs a
2 areas » 2 areal, 4 areas, 2.1 areas
1 areas » 1 area, 4 areas, 2.1 areas
die 4 » die _, die e

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "technologien und formation using die 4 communication costs 3 developing ((2 areas) OR (1 areas)).~".
• Adding a wildcard symbol may retrieve word variants: technologien und formation using die 4 communication costs 3 developing ((2 areas) OR (1 areas)).*.