Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
from information » from informal, 1 information
3 communication » 4 communication, de communication, data communication
5.4 developing » 6.4 developing, 3.3 developing, 2.2 developing
developing iv » developing av, developing ict, developing cil
law debates » law debate, los debates, new debates
debates 3 » debates _, debate 3, debates y
iv africa » v africa, 1 africa, em africa
cost 5.4 » costs 5.4, cost 2.4, cost 3.4

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

• Adding a wildcard symbol may retrieve word variants: technology from information law debates 3 communication cost 5.4 developing iv africa.*.