Perhaps you should try some spelling variations:
urban cost » urban costs, urban core, urban case
iran cost » iran case, can cost, than cost
sharing a » sharing _
wing yan » wang yan, wing ian, wing tan
run cost » can cost, run cash, run out
ying shu » ying zhu, cong shu, ying hua
up cost » up costs
yan yi » yang yi, tan yi, yan zi
a ying » ka ying, _ ying, fan ying

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

• Performing a fuzzy search may retrieve terms with similar spellings: wing yan yi ((((run cost) or (up cost))) or (((iran cost) OR (urban cost)))) sharing a ying shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wing yan yi ((((run cost) OR (up cost))) OR (((iran cost) OR (urban cost)))) sharing a ying shu ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wing yan yi ((((run cost) or (up cost))) or (((iran cost) OR (urban cost)))) sharing a ying shu ;".
• Adding a wildcard symbol may retrieve word variants: wing yan yi ((((run cost) or (up cost))) or (((iran cost) OR (urban cost)))) sharing a ying shu ;*.