Perhaps you should try some spelling variations:
set developpement » et developpement, de developpement, le developpement
technologies iot » technologies ict, technologies icts, technologies art
communications 5 » communications _, communications a, communications pt
developpement et » developpement des, developpement de, development east
iot information » ist information, cost information, plot information
information 1.2 » information 1.5.2, information 2
et afrique » en afrique, l afrique
5 set » 5 sets, _ set, a set
eu 3 » eu _, eu a, eu 1
e 3 » es 3

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 iot information 1.2 ((e 3) OR (eu 3)) communications 5 set developpement et afrique.~".
• Adding a wildcard symbol may retrieve word variants: technologies iot information 1.2 ((e 3) OR (eu 3)) communications 5 set developpement et afrique.*.