Perhaps you should try some spelling variations:
communications 3.4 » communication 3.4, communications 3.3, communications 8.4
le developpement » de developpement, sme development
developpement et » developpement des, developpement de, development east
information a » information age, information about
et afrique » en afrique, l afrique
3.4 le » 1.4 le, 2.4 le, 5.4 le
weg 2 » weg _
we 2 » we _, e 2, 1e 2

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 _ information a ((we 2) OR (weg 2)) communications 3.4 le developpement et afrique.~".
• Adding a wildcard symbol may retrieve word variants: technologies _ information a ((we 2) OR (weg 2)) communications 3.4 le developpement et afrique.*.