Perhaps you should try some spelling variations:
information networks » information needs
time communication » de communication, mobile communication, online communication
der developpement » de developpement, des developpements, leur developpement
developpement en » developpement et, developpement des, developpement de
technologies a » technologies _, technologies 4, technologies 2
a information » 2 information, 1 information
a der » _ der, 2 der, 3 der

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

• Adding a wildcard symbol may retrieve word variants: technologies a information networks _ time communication a der developpement en afrique.*.