Perhaps you should try some spelling variations:
technologies can » technologies a, technologies co, technologies _
de communication » mobile communication, online communication
developpement de » developpement des, developpement durable
can information » von information, von informationen
information 3 » information 2
de afrique » de l'afrique, en afrique, l afrique
das de » das der, das dem, das den
3 das » 1 das, 2 das
3 des » a des, _ des
3 der » _ der, 2 der

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "technologies can information 3 das de communication ((3 des) OR (3 der)) developpement de afrique.~".
• Adding a wildcard symbol may retrieve word variants: technologies can information 3 das de communication ((3 des) OR (3 der)) developpement de afrique.*.