Perhaps you should try some spelling variations:
et developpement » de developpement, le developpement, test development
technologies 3.2 » technologies 3.1, technologies 2, technologies 2.1
developpement du » developpement de, developpement des, developpement et
formation iles » formation les, formation des, formation its
3.2 formation » 1.2 formation, 2.2 formation, 4.2 formation
du afrique » en afrique, l afrique, de l'afrique
how 3 » how 3d, how _, how i
how a » how _
a et » a set, a net, a bet

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 3.2 formation iles ((how 3) OR (how a)) communication a et developpement du afrique.~".
• Adding a wildcard symbol may retrieve word variants: technologies 3.2 formation iles ((how 3) OR (how a)) communication a et developpement du afrique.*.