Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
5.2 communications » 4.2 communications, 5.2 communication, 3.2 communication
technology rights » technology insights, technology risks, technology high
violations based » violations faced, simulations based, solutions based
developpement de » developpement des, developpement durable
e 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 e » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technology rights violations based case 5.2 communications costs e developpement de afrique.*.