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

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

• Adding a wildcard symbol may retrieve word variants: typologien de variation 6 etc moral communications gross trade developpement en afrique.*.