Perhaps you should try some spelling variations:
communication pour » communication our, communication pt, communication policy
clean development » human development, urban development
technologies can » technologies a, technologies co, technologies _
can information » von information, von informationen
development can » development case, development co, development canada
can 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 can information gap _ mobile communication pour clean development can afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies can information gap _ mobile communication pour clean development can afrique.*.