Perhaps you should try some spelling variations:
technologies disaster » technologies chapter, technologies based, technologies boosted
disaster information » customer information
clean development » human development, urban development
information gaps » information gap
costs clean » costs clear
a afrique » l afrique, en afrique
gaps de » gaps do, camps de, gaps new

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies disaster information gaps de _ communication costs clean development a afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies disaster information gaps de _ communication costs clean development a afrique.*.