Perhaps you should try some spelling variations:
ds communications » do communications, vs communications, les communications
information port » information part, information portal, information import
developpement et » developpement des, developpement de, development east
et afrique » en afrique, l afrique
port de » sport de, fort de, port du
de ds » der ds, de dx
a bet » a best, a bent, a beta
a et » a set, a net, a jet

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 port de ds communications ((a et) OR (a bet)) developpement et afrique.~".
• Adding a wildcard symbol may retrieve word variants: technologies _ information port de ds communications ((a et) OR (a bet)) developpement et afrique.*.