Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
how communication » how communicating, new communication, de communication
urban development » human development
information und » informations und
technologies 2 » technologies _, technologies 4
development l » development li, development 1, development law
und rohren » und ihren, und lehren, und rahmen
cost urban » most urban, worst urban, bust urban
l afrique » en afrique

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information und rohren how communication cost urban development l afrique.*.