Perhaps you should try some spelling variations:
integration rules » integration roles, integration euler's, immigration rules
de communication » mobile communication, online communication
a developpement » au developpement, de developpement, le developpement
des afrique » en afrique, de l'afrique
rules save » rules state, rules game, rulers brave
save de » clave de, save fdi
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technological _ integration rules save de communication costs a developpement des afrique.*.