Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
information centers » information contents, information officers
do communications » 10 communications, 14 communications, 2 communications
technologien ad » technologien am, technologien und, technologien als
ad information » d information, nd information, od information
1.3 developing » 3.3 developing, 13 developing, 7.3 developing
developing 1 » developing _, developing a, developing e
centers pt » centers _, centers 10, centers 21
costs 1.3 » costs 12.3, costs 14.3, costs 15.3
pt do » pt d, pt bo

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

• Adding a wildcard symbol may retrieve word variants: technologien ad information centers pt do communications costs 1.3 developing 1 africa.*.