Perhaps you should try some spelling variations:
tie communication » time communication, true communication, de communication
developpement en » developpement et, developpement des, developpement de
inflation wages » inflation rates, inflation taxes, inflation targets
a developpement » au developpement, de developpement, le developpement
wages trade » wages race, wharves trade, states trade
trade tie » trade ties, trade tax, trade tea
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology _ inflation wages trade tie communication costs a developpement en afrique.*.