Perhaps you should try some spelling variations:
gains formulation » chain formulation, mao's formulation, means formulation
ecological gains » technological gains, ecological bank, ecological ruin
de communication » mobile communication, online communication
developpement et » developpement des, developpement de, development east
a developpement » au developpement, de developpement, le developpement
formulation 3 » formulation _, formulations _, formulating _
et african » west african, east african, new african
media a » media _, media 1, media 3
a de » a die, a der, a des

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

• Adding a wildcard symbol may retrieve word variants: ecological gains formulation 3 a de communication media a developpement et african.*.