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
12.4 developing » 1.4 developing, 2.2 developing, 1.3 developing
developing av » developing a, developing ai, developing amp
law debate » law debates, a debate, war debate
cost 12.4 » coast 12.4, costs 12.4, cost 2.4
av africa » v africa, iv africa, can africa
debate 3 » debate _, debate 4, debate a

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 debate 3 communication cost 12.4 developing av africa.*.