Perhaps you should try some spelling variations:
developpement durable » developpement de
rural communications » oral communication, rural telecommunications, cultural communications
communications pt » communication pt, communications _, communications a
e developpement » de developpement, le developpement, et developpement
der variation » de variation, does variation, die variation
typology der » typologie der, typologien der, typologie des
costs rural » cost rural
pt e » pt 2, pt 1, pt 3

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

• Adding a wildcard symbol may retrieve word variants: typology der variation _ costs rural communications pt e developpement durable afrique.*.