Perhaps you should try some spelling variations:
communications gross » communications cross, communication cross, communications costs
rural communications » oral communication, rural telecommunications, cultural communications
trade developpement » trade developement, trade development, de developpement
developpement en » developpement et, developpement des, developpement de
typologien does » typologie des, typologien der, typologie der
does variation » de variation, der variation, die variation
variation 1 » variations 1, variation _, variation 6
gross trade » goods trade, crops trade, growth trade
etc rural » etc moral
1 etc » 1 itc, _ etc

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

• Adding a wildcard symbol may retrieve word variants: typologien does variation 1 etc rural communications gross trade developpement en afrique.*.