Perhaps you should try some spelling variations:
technological impact » ecological impact, technological aspect, technological image
impact formulation » impact simulation, mpc formulation, space formulation
3 communication » 4 communication, de communication, data communication
a developpement » au developpement, de developpement, le developpement
formulation 3 » formulation _, formulations _, formulating _
des africa » does africa, yes africa, de africa
media a » media _, media 1, media 3

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

• Adding a wildcard symbol may retrieve word variants: technological impact formulation 3 a 3 communication media a developpement des africa.*.