Perhaps you should try some spelling variations:
information centers » information contents, information officers
weak communication » work communication, risk communication, de communication
technologien als » technologien des, technologien fur, technologien und
als information » als informations, aids information, laws information
developing asia » development asia, developing a
3.3 developing » 4 developing, 2 developing, 1 developing
asia africa » cpia africa, china africa
centers do » centers _, cancers do, centers 10
costs 3.3 » costs 2.3, costs 3.5, costs 4.3
do weak » go weak, does weak, did weak

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

• Adding a wildcard symbol may retrieve word variants: technologien als information centers do weak communication costs 3.3 developing asia africa.*.