Perhaps you should try some spelling variations:
communication model » communication media
radio communication » crisis communication, data communication
integrating data » integration data, integrated data, integrating a
1 integrating » 10 integrating, _ integrating, 4 integrating
technology 1 » technology _
des afrique » en afrique, de l'afrique
10 radio » 13 radio, 1 radio, 17 radio
data 10 » data 1, data 12, data 10.4

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

• Adding a wildcard symbol may retrieve word variants: technology 1 integrating data 10 radio communication model _ developpement des afrique.*.