Perhaps you should try some spelling variations:
rural communications » oral communication, rural telecommunications, cultural communications
leur developpement » le developpement, deux developpements, de developpement
communications 3 » communications _, communications a, communications 5
developpement en » developpement et, developpement des, developpement de
variation 6 » variation _, variations _, variation des
first rural » firm rural, firms rural, first real
6 first » 2 first, 3 first, 1 first
3 leur » a leur, 3 lehr

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

• Adding a wildcard symbol may retrieve word variants: typology _ variation 6 first rural communications 3 leur developpement en afrique.*.