Perhaps you should try some spelling variations:
model developpement » model development, de developpement, model developments
communication cost » communication costs, communication costa, communications costs
4.1 communication » 4 communication, 2.3 communication, 3.2 communication
developpement en » developpement et, developpement des, developpement de
technology wage » technology wages, technology age, technology usage
wage inflation » grade inflation, high inflation, core inflation
inflation safe » inflation rate, inflation rates, inflation taxes
spaces 4.1 » space 4.1, spaces 1.1, spaces 2.1

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

• Adding a wildcard symbol may retrieve word variants: technology wage inflation safe spaces 4.1 communication cost model developpement en afrique.*.