Perhaps you should try some spelling variations:
global communications » global communication, oral communication, digital communications
communications costs » communication costs, communications _
trade development » software development
development en » developpement en, development menu, development eco
apologien de » apologien der, apologia de, apologie des
de variation » der variation, die variation, does variation
costs trade » costly trade
des global » des globalen, goes global, its global

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

• Adding a wildcard symbol may retrieve word variants: apologien de variation _ des global communications costs trade development en afrique.*.