Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
4 communications » 14 communications, 4 communication, 2 communications
au developpement » du developpement, de developpement, le developpement
developpement en » developpement et, developpement des, developpement de
inflation rates » inflation rate
risk inflation » risk information, rising inflation, risk inclination
rates trade » states trade, rules trade, wages trade
costs au » costs a, costs amy, costs _
trade 4 » trade _, trade a

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

• Adding a wildcard symbol may retrieve word variants: technology risk inflation rates trade 4 communications costs au developpement en afrique.*.