Perhaps you should try some spelling variations:
information centers » information contents, information officers
communicative cost » communication costs, communication costa, communicative cue
technologien ad » technologien am, technologien und, technologien als
a communicative » _ communicative, a communication, la communication
ad information » d information, nd information, od information
centers 11.3.3 » centers 11.3.2, centers 11.5.1, century 11.3.3
7.3 developing » 3.3 developing, 1.3 developing, 2.2 developing
developing cil » developing city, developing ai, developing ce
cil africa » cpia africa, can africa, china africa
11.3.3 a » 11.3.3 _, 11.3.1 a, 11.5.3 a
cost 7.3 » cost 2.3, cost 7.4, cost 11.3

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 11.3.3 a communicative cost 7.3 developing cil africa.*.