Perhaps you should try some spelling variations:
communication series » communication services, communication systems, communication skills
data communication » data communications
developpement de » developpement des, developpement durable
information 1.2 » information 1.5.2, information 2
2 developpement » de developpement, le developpement, et developpement
technologies 2 » technologies _, technologies 4
de afrique » de l'afrique, en afrique, l afrique
des data » das data, dhs data, dns data
series 2 » series _, series 1
1.2 des » 1.2 das, 1.2 der, 2.2 des

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information 1.2 des data communication series 2 developpement de afrique.*.