Perhaps you should try some spelling variations:
technologies use » technologies used, technologies uses, technologies case
du developpement » de developpement, le developpement, et developpement
developpement de » developpement des, developpement durable
use information » user information, house information, users information
information act » information age, information a, information about
de afrique » de l'afrique, en afrique, l afrique
de mobile » die mobile, e mobile, does mobile
act de » act der, pact de, act does

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

• Adding a wildcard symbol may retrieve word variants: technologies use information act de mobile communication _ du developpement de afrique.*.