Perhaps you should try some spelling variations:
developpement durable » developpement de
communication medium » communication mediums, communication media, communications media
des developpement » des developpements, de developpement, le developpement
information 4.3 » information 4.2, information 4.3.3, information 1.2
a communication » la communication, data communication, data communications
technologies 3 » technologies _, technologies 4, technologies 2
3 information » 1 information
medium des » medium der, medien des
4.3 die » 3.3 die, 2.3 die
die a » die al, die _, die 4

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

• Adding a wildcard symbol may retrieve word variants: technologies 3 information 4.3 die a communication medium des developpement durable afrique.*.