Perhaps you should try some spelling variations:
clean developpement » clean development, clean developoment, le developpement
information gaps » information gap
developpement en » developpement et, developpement des, developpement de
technologies a » technologies _, technologies 4, technologies 2
a information » 2 information, 1 information
costs clean » costs clear
gaps do » games do, gaps how, gaps vom
do mass » does mass, low mass, how mass

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 gaps do mass communication costs clean developpement en afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies a information gaps do mass communication costs clean developpement en afrique.*.