Perhaps you should try some spelling variations:
information search » information sharing, information service, information sources
des developpements » deux developpements, de developpement, et developpements
4 communications » 14 communications, 4 communication, 2 communications
communications 3 » communications _, communications a, communications 5
developpements l » developpements de, developpement il, developpement la
search der » search term, search over, search terms
l afrique » en afrique
der 4 » der _, der e, der a
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 _ information search der 4 communications 3 des developpements l afrique.*.