Perhaps you should try some spelling variations:
technologies using » technologies during, technologies going, technologies listing
using information » business information, managing information
de developpement » sme development
developpement de » developpement des, developpement durable
communication 2 » communication _, communication a, communication 3
das mobile » does mobile, a mobile
3.2 das » 1.2 das, 3.2 data
2 de » 2 die, 2 der, _ de

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

• Adding a wildcard symbol may retrieve word variants: technologies using information 3.2 das mobile communication 2 de developpement de l'afrique.*.