Perhaps you should try some spelling variations:
information 2.1.2 » information 2.2.2, information 2.3.2, information 2.1.5
developpement de » developpement des, developpement durable
a communication » la communication, data communication, data communications
technologies 4 » technologies _
4 information » 2 information, 1 information
de afrique » de l'afrique, en afrique, l afrique
2.1.2 der » 2.1.2 die
der a » der _, der e

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 information 2.1.2 der a communication media _ developpement de afrique.*.