Perhaps you should try some spelling variations:
technologies legal » technologies lead, technologies le, technologies a
legal formulation » la formulation, dual formulation, integral formulation
14 communication » 1.4 communication, 14 communications, 4 communication
developpement il » developpement de, developpement et, developpement du
il afrique » l afrique, en afrique
how 14 » how 12, how 15, how 24
a le » a les, a l, a e

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 legal formulation _ how 14 communication ((a le) OR (a la)) developpement il afrique.~".
• Adding a wildcard symbol may retrieve word variants: technologies legal formulation _ how 14 communication ((a le) OR (a la)) developpement il afrique.*.