Perhaps you should try some spelling variations:
clean development » human development, urban development
la communication » data communication, data communications
development eco » development second, development east, development menu
technologies a » technologies _, technologies 4, technologies 2
a information » 2 information, 1 information
eco afrique » en afrique

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies a information flows _ la communication media clean development eco afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies a information flows _ la communication media clean development eco afrique.*.