Perhaps you should try some spelling variations:
datos communication » data communication, actors communication, mass communication
change information » chandos information, trade information
technology change » technological change, technological changes
4 developing » 3 developing
developing 1 » developing _, developing a, developing e
1 afrique » l afrique, en afrique, 1 enrique
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology change information _ de datos communication costs 4 developing 1 afrique.*.