Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
adoption simulation » motion simulation, options simulation, allocation simulation
14 communications » 10 communications, 14 communication, 4 communications
developpement en » developpement et, developpement des, developpement de
simulation wage » simulation stage, simulation change, simulation based
a developpement » au developpement, de developpement, le developpement
wage rate » wage rates
rate 14 » rate 4, gate 14, rate 1
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 adoption simulation wage rate 14 communications costs a developpement en afrique.*.