Perhaps you should try some spelling variations:
information centers » information contents, information officers
technologien aids » technologien als, technologien ad, technologien des
rivers developing » crises developing, rates developing, prices developing
aids information » chandos information, series information
et communication » et communicatione, get communication, debt communication
developing can » developing a, developing ai, developing av
costs rivers » costs drivers, cost drivers, costs adverse
can africa » urban africa

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

• Adding a wildcard symbol may retrieve word variants: technologien aids information centers _ et communication costs rivers developing can africa.*.