Perhaps you should try some spelling variations:
14 communications » 10 communications, 14 communication, 4 communications
developpement et » developpement des, developpement de, development east
technologies 4 » technologies _
formative des » formation des, formative years, formationen des
4 formative » _ formative, 3 formative, 2 formative
et afrique » en afrique, l afrique
a net » a new, _ net, a neo
a et » a set, a bet, a jet
hofs » hoff, hors, hof

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "technologies 4 formative des hofs 14 communications ((a et) OR (a net)) developpement et afrique.~".
• Adding a wildcard symbol may retrieve word variants: technologies 4 formative des hofs 14 communications ((a et) OR (a net)) developpement et afrique.*.