Perhaps you should try some spelling variations:
information search » information sharing, information service, information sources
communications 5 » communications _, communications a, communications pt
du developpement » de developpement, le developpement, et developpement
developpement en » developpement et, developpement des, developpement de
search 1 » search 14, search _, search 3
1 data » 2.1 data, 3.1 data, 4.1 data
5 du » 5 de, 5 do, 5 zu

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

• Adding a wildcard symbol may retrieve word variants: technologies _ information search 1 data communications 5 du developpement en afrique.*.