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
das developpement » des developpements, de developpement, du developpement
typologien does » typologie des, typologien der, typologie der
variation being » variation bei, variation using, variation among
does variation » de variation, der variation, die variation
being cost » being cross, using cost, being across

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

• Adding a wildcard symbol may retrieve word variants: typologien does variation being cost rural communications pt das developpement durable afrique.*.