Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
forest development » market development
rate information » trade information, care information, age information
information ages » information age, information als, information access
3 communications » 3 communication, 2 communications, 4 communications
technology rate » technology state, technology role, technology related
development du » development d, development ds, developpement du
costs forest » costs cost, costs fees, costs res
du afrique » en afrique, l afrique, de l'afrique
ages case » wages case, age case, cases case
case 3 » case 1, case 2

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

• Adding a wildcard symbol may retrieve word variants: technology rate information ages case 3 communications costs forest development du afrique.*.