Perhaps you should try some spelling variations:
sharing risk » sharing best, during risk
wang liang » wang yang
liang yang » liang ying, wang yang, yang yang
iran cost » urban cost, can cost, than cost
iran case » urban case
run cost » can cost, run cash, run out
how shu » how she, how shih, how slum

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang liang yang ((run cost) or (((iran cost) or (iran case)))) sharing risk how shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang liang yang ((run cost) OR (((iran cost) OR (iran case)))) sharing risk how shu ;.
• Adding a wildcard symbol may retrieve word variants: wang liang yang ((run cost) or (((iran cost) or (iran case)))) sharing risk how shu ;*.