Perhaps you should try some spelling variations:
development chinese » development china, development change, development china's
communication cost » communication costs, communication costa, communications costs
model development » local development, social development, global development
do communication » do communications, de communication, ngo communication
technology shot » technology shock, technology set, technology soc
shot relations » shot relation, et relations, cost relations
relations do » relations du, relations das, relations der
prices do » prices co, prices go, prices does
firms. » firm.

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

• Adding a wildcard symbol may retrieve word variants: technology shot relations do prices do communication cost model development chinese firms.*.