Perhaps you should try some spelling variations:
particle communication » parte communication, partie communications, active communication
information needs » information networks
de developpement » sme development
developpement de » developpement des, developpement durable
technologies co » technologies _, technologies 4, technologies 2
co information » do information, 2 information, 1 information
3.2 particle » 4.2 particle, 9.3.2 particle, 3 particle
de afrique » de l'afrique, en afrique, l afrique
needs 3.2 » needs 5.2, needs 8.2, needs 2.2
a de » a die, a der, a des

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

• Adding a wildcard symbol may retrieve word variants: technologies co information needs 3.2 particle communication a de developpement de afrique.*.