Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
technology price » technology rich, technology voice, technology service
a communications » a communication, data communications, a communicative
au developpement » du developpement, de developpement, le developpement
developpement du » developpement de, developpement des, developpement et
inflation rates » inflation rate
rates trade » states trade, rules trade, wages trade
du afrique » en afrique, l afrique, de l'afrique
costs au » costs a, costs amy, costs _
trade a » trade _

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

• Adding a wildcard symbol may retrieve word variants: technology price inflation rates trade a communications costs au developpement du afrique.*.