Perhaps you should try some spelling variations:
developpement durable » developpement de
des developpement » des developpements, de developpement, le developpement
2.3 communication » 3.2 communication, de communication, 4 communication
technologies la » technologies a, technologies le, technologies lead
la formulation » la formulacion, _ formulation, la formation
data 2.3 » data 2.2
a des » a der, a das

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: technologies la formulation _ data 2.3 communication a des developpement durable afrique.*.