Perhaps you should try some spelling variations:
policy simulations » policy implications, policy formulation, policy solutions
4.3 communication » 2.3 communication, 4.1 communication, 4 communication
simulations a » simulations _, simulations 1, simulations 4
developing en » developing e, developing eq, developing egg
3 developing » 3 development
case 4.3 » case 4.1, case 4.2, case 2.3
costs 3 » 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 policy simulations a case 4.3 communication costs 3 developing en afrique.*.