Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
3.2 communication » 3 communication, 2.3 communication, de communication
rates developing » crises developing
inflation trees » inflation taxes, inflation cries, inflation targets
technology 10 » technology 110, technology 1, technology 11
10 inflation » 12 inflation, 10.7 inflation, _ inflation
trees reduce » taxes reduce, strips reduce, trade reduce
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 10 inflation trees reduce 3.2 communication cost rates developing _ afrique.*.