Perhaps you should try some spelling variations:
cultural communications » cultural communication, rural communications, internal communications
communications costs » communication costs, communications _
trade developpement » trade developement, trade development, de developpement
developpement en » developpement et, developpement des, developpement de
des variation » does variation, de variation, der variation
etc cultural » ego cultural, ethno cultural, dutch cultural
variation 1 » variations 1, variation _, variation 6
costs trade » costly trade
1 etc » 1 itc, _ etc
typologie » typologies, typology

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

• Adding a wildcard symbol may retrieve word variants: typologie des variation 1 etc cultural communications costs trade developpement en afrique.*.