Perhaps you should try some spelling variations:
le developpement » de developpement, sme development
14 communication » 1.4 communication, 14 communications, 4 communication
developpement de » developpement des, developpement durable
technologies 2 » technologies _, technologies 4
2 formulation » _ formulation, 3 formulation, la formulation
de afrique » de l'afrique, en afrique, l afrique
de how » me how, side how, dare how
de hoy » de hoyos
a le » a les, a la, a l

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 formulation ((de how) OR (de hoy)) 14 communication a le developpement de afrique.~".
• Adding a wildcard symbol may retrieve word variants: technologies 2 formulation ((de how) OR (de hoy)) 14 communication a le developpement de afrique.*.