Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
reservation wages » reservation wage
3 communications » 3 communication, 2 communications, 4 communications
4 developpement » de developpement, le developpement, et developpement
developpement l » developpement il, developpement la, developpement de
wages impact » wage impact, changes impact, states impact
l afrique » en afrique
impact 3 » impact _, impact 5
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology _ reservation wages impact 3 communications costs 4 developpement l afrique.*.