Perhaps you should try some spelling variations:
information cost » information costs, information lost, information case
developing cross » development cross, developing areas, development across
3 communication » 4 communication, de communication, data communication
technology 1 » technology _
cross africa » across africa, across african, crises africa
cost debate » class debate, trust debate
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 1 information cost debate 3 communication costs _ developing cross africa.*.