Perhaps you should try some spelling variations:
get communication » et communication, debt communication, de communication
d developpement » de developpement, du developpement, le developpement
developpement l » developpement il, developpement la, developpement de
technologies 4 » technologies _
4 innovation » 2 innovation, 3 innovation, der innovation
l afrique » en afrique
case 5.2 » case 4.2, case 3.2, case 4.1
case 2 » case 1

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies 4 innovation ((case 5.2) OR (case 2)) get communication a d developpement l afrique.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "technologies 4 innovation ((case 5.2) OR (case 2)) get communication a d developpement l afrique.*".