Perhaps you should try some spelling variations:
overview motivation » overview motivations, overview location, overview population
motivation within » motivation worin, motivation getting, migration within
a developpement » au developpement, de developpement, le developpement
developpement l » developpement il, developpement la, developpement de
within la » within lca, within a, within laws
la mobile » a mobile, la mobilite, das mobile
l afrique » en afrique
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: methods overview motivation within la mobile communication costs a developpement l afrique.*.