Perhaps you should try some spelling variations:
table communication » mobile communication, time communication, face communication
communication cost » communication costs, communication costa, communications costs
development case » development china
policies table » politics table, policies take, policies trade
regularity 5 » regularity _, regularity 1, regularity 2
cost sector » cost vector, port sector, forest sector
5 policies » 3 policies, 2 policies, 4 policies

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

• Adding a wildcard symbol may retrieve word variants: technology _ regularity 5 policies table communication cost sector development case part.*.