Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
inflation targets » inflation target, inflation targeting, inflation rates
3.2 communication » 3 communication, 2.3 communication, de communication
rates developing » crises developing
targets reduce » targets rule, taxes reduce, trees reduce
developing en » developing e, developing eq, developing egg
cost rates » out rates, cost ratio, cost raws

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

• Adding a wildcard symbol may retrieve word variants: technology _ inflation targets reduce 3.2 communication cost rates developing en afrique.*.