Perhaps you should try some spelling variations:
technologies case » technologies based, technologies can, technologies create
3.2 communication » 3 communication, 2.3 communication, de communication
case information » care information, based information, phase information
information oder » information der, information model, information code
de developpement » sme development
developpement de » developpement des, developpement durable
de afrique » de l'afrique, en afrique, l afrique
oder date » oder die, der daten, oder das
date 3.2 » daten 3.2, date 4.2, date 6.2
costs de » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technologies case information oder date 3.2 communication costs de developpement de afrique.*.