Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
4.2 communications » 4.2 communication, 3.2 communication, 6.2 communication
technology wipper » technology week, technology wages, technology within
wipper inflation » higher inflation, support inflation, der inflation
inflation cases » inflation causes, inflation crises, inflation rates
des afrique » en afrique, de l'afrique
cases case » causes case, case case, crises case
case 4.2 » case 4.1, case 2

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

• Adding a wildcard symbol may retrieve word variants: technology wipper inflation cases case 4.2 communications costs _ developpement des afrique.*.