Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
die communication » de communication, time communication, une communication
technologie und » technologies 2.1
und information » fund information, road information, award information
3.3 developing » 4 developing, 2 developing, 1 developing
developing cil » developing city, developing ai, developing ce
contents 3.1 » contents 1, contents _, contents map
cil africa » cpia africa, can africa, china africa
cost 3.3 » cost 3.2, cost 2.3, cost 3.4

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

• Adding a wildcard symbol may retrieve word variants: technologie und information contents 3.1 die communication cost 3.3 developing cil africa.*.