Perhaps you should try some spelling variations:
communication medium » communication mediums, communication media, communications media
10 communication » 1 communication, de communication, 3 communication
developpement de » developpement des, developpement durable
technologies co » technologies _, technologies 4, technologies 2
co information » do information, 2 information, 1 information
de afrique » de l'afrique, en afrique, l afrique
4.2 die » 2.2 die

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

• Adding a wildcard symbol may retrieve word variants: technologies co information 4.2 die 10 communication medium _ developpement de afrique.*.