Perhaps you should try some spelling variations:
coal communication » moral communication, oral communication, cell communication
4 developpement » de developpement, le developpement, et developpement
information 1 » information 2, information 3, information 3.2
des l'afrique » de l'afrique, de l'amerique
technology 1 » technology _
areas coal » areas can, areas co
1 areas » 1 area, 2 areas, 4 areas
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 1 information 1 areas coal communication costs 4 developpement des l'afrique.*.