Perhaps you should try some spelling variations:
information centers » information contents, information officers
communication cost » communication costs, communication costa, communications costs
technologien poor » technologies pour, technologien fur, technologien zur
c's communication » lea's communication, class communication, mass communication
poor information » labor information, der information, user information
6.4 developing » 5.4 developing, 3.3 developing, 2.2 developing
developing 1 » developing _, developing a, developing e
centers can » center can, centers case, centers rain
cost 6.4 » costs 6.4, cost 2.4, cost 3.4
can c's » can cash, can cost

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

• Adding a wildcard symbol may retrieve word variants: technologien poor information centers can c's communication cost 6.4 developing 1 africa.*.