Perhaps you should try some spelling variations:
communication 5.4 » communication 2.4, communication 3.4, communication 5.5
3 communication » 4 communication, de communication, data communication
sme development » trade development
technologies 2 » technologies _, technologies 4
development du » development d, development ds, developpement du
du afrique » en afrique, l afrique, de l'afrique
5.4 sme » 5.4 some, 4.4 sme, 5.4 smt
a wise » _ wise, a wide
a wie » a wide, a wife, a win

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 2 information ((a wie) OR (a wise)) 3 communication 5.4 sme development du afrique.~".
• Adding a wildcard symbol may retrieve word variants: technologies 2 information ((a wie) OR (a wise)) 3 communication 5.4 sme development du afrique.*.