Perhaps you should try some spelling variations:
information search » information sharing, information service, information sources
des developpement » des developpements, de developpement, le developpement
3 communication » 4 communication, de communication, data communication
developpement l » developpement il, developpement la, developpement de
search dem » search term, search terms, search model
l afrique » en afrique
dem 3 » dem 23, dem _, dem 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 _ information search dem 3 communication a des developpement l afrique.*.