Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
information costs » information contents, information centers, information content
3 communication » 4 communication, de communication, data communication
costs debating » case debating, costs creating, costs defining
1.3 developing » 3.3 developing, 13 developing, 7.3 developing
developing em » developing e, developing eq, developing amp
technology 1 » technology _
debating 3 » debating _
em africa » 1 africa
cost 1.3 » cost 11.3, cost 1.2, cost 2.3

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

• Adding a wildcard symbol may retrieve word variants: technology 1 information costs debating 3 communication cost 1.3 developing em africa.*.