Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
risk developments » rise developments, crisis developments, price developments
de communication » mobile communication, online communication
technology 4.1 » technology 3.1, technology 2.1, technology 1
4.1 simulation » 3.1 simulation, 2.1 simulation, 5.1 simulation
simulation bad » simulation based, simulation back, simulation a
developments l » developments _, developments 4, developments 3
advice de » advice dr, advice key, advice _
cost risk » post risk
l afrique » en afrique

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

• Adding a wildcard symbol may retrieve word variants: technology 4.1 simulation bad advice de communication cost risk developments l afrique.*.