Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
technologien und » technologie und, technologien des, technologien fur
de communication » mobile communication, online communication
und information » fund information, road information, award information
2.2 developing » 3.2 developing, 3.3 developing, 2.2 development
information 2 » information 3
developing 4 » developing _, developing a, developing e
cost 2.2 » costs 2.2, cost 2.4, cost 3.2
4 areas » 1 areas, 2 areas, 4 areal
die de » die die, die der, die den

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

• Adding a wildcard symbol may retrieve word variants: technologien und information 2 die de communication cost 2.2 developing 4 areas.*.