Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
per developpement » leur developpement, de developpement, le developpement
technologies can » technologies a, technologies co, technologies _
can information » von information, von informationen
information how » information 2, information 1, information 1.2
do risk » d risk, de risk, dam risk

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 how do risk communication cost per developpement _ afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies can information how do risk communication cost per developpement _ afrique.*.