Perhaps you should try some spelling variations:
le developpement » de developpement, sme development
developpement il » developpement de, developpement et, developpement du
technologies la » technologies a, technologies le, technologies lead
formulation des » formation des, formulacion de, formulation _
la formulation » la formulacion, _ formulation, la formation
il afrique » l afrique, en afrique
how 15 » how 12, how 45
how 5 » how 45, how 50, how _
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 la formulation des ((how 5) OR (how 15)) communication a le developpement il afrique.~".
• Adding a wildcard symbol may retrieve word variants: technologies la formulation des ((how 5) OR (how 15)) communication a le developpement il afrique.*.