Perhaps you should try some spelling variations:
technologies case » technologies based, technologies can, technologies create
2.7 communication » 2.3 communication, 3.2 communication, 2 communication
case information » care information, based information, phase information
information oder » information der, information model, information code
developpement de » developpement des, developpement durable
4 developpement » de developpement, le developpement, et developpement
de afrique » de l'afrique, en afrique, l afrique
oder das » uber das, oder die, oder der
costs 4 » costs _, costs a, costs 4.2

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 das 2.7 communication costs 4 developpement de afrique.*.