Perhaps you should try some spelling variations:
matthew communication » matter communication, material communication, patient communication
des developpement » des developpements, de developpement, le developpement
information data » information d820, information database, information databases
developpement de » developpement des, developpement durable
communication 3 » communication _, communication a
technologies 1 » technologies _, technologies 4, technologies 2
de afrique » de l'afrique, en afrique, l afrique
2 matthew » _ matthew, g matthew, 19 matthew
data 2 » data 1, data 2.2, data 2.3
3 des » 3 der, 3 das, a des

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

• Adding a wildcard symbol may retrieve word variants: technologies 1 information data 2 matthew communication 3 des developpement de afrique.*.