Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
5.2 communications » 4.2 communications, 5.2 communication, 3.2 communication
simulations based » simulation based, cosimulation based, regulations based
high simulations » city simulations, change simulations, using simulations
developpement de » developpement des, developpement durable
technology high » technology rights, technology how, technology help
4 developpement » de developpement, le developpement, et developpement
based case » based care, base case, based phase
de afrique » de l'afrique, en afrique, l afrique
case 5.2 » case 4.2, case 3.2, case 2
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 high simulations based case 5.2 communications costs 4 developpement de afrique.*.