Perhaps you should try some spelling variations:
methodology references » methods references
references conclusions » references conclusion
developpement en » developpement et, developpement des, developpement de
conclusions 2.6 » conclusion 2.6, conclusions 2.5, conclusions 2.3
4 communication » 3 communication, 5.4 communication, de communication
a developpement » au developpement, de developpement, le developpement
2.6 die » 3.6 die, 4.6 die
media a » media _, media 1, media 3
die 4 » die _, die e

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

• Adding a wildcard symbol may retrieve word variants: methodology references conclusions 2.6 die 4 communication media a developpement en afrique.*.