Perhaps you should try some spelling variations:
cell communications » cell communication, health communications, rural communications
technologies based » technologies used, technology based, technologies a
based information » basic information, based innovation, land information
information needs » information networks
communications a » communications _, communications law, communications media
de developpement » sme development
des afrique » en afrique, de l'afrique
needs 3.5 » needs 4.5, needs 2.5, needs 8.5
3.5 cell » 3.2 cell, 3.3 cell, 3.4 cell
a de » a die, a der, a des

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

• Adding a wildcard symbol may retrieve word variants: technologies based information needs 3.5 cell communications a de developpement des afrique.*.