Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
set communication » et communication, get communication, debt communication
technologien ad » technologien am, technologien und, technologien als
ad information » d information, nd information, od information
2.2 developing » 3.2 developing, 3.3 developing, 2.2 development
developing av » developing a, developing ai, developing amp
av africa » v africa, iv africa, can africa
cost 2.2 » costs 2.2, cost 2.4, cost 3.2

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

• Adding a wildcard symbol may retrieve word variants: technologien ad information contents _ set communication cost 2.2 developing av africa.*.