Perhaps you should try some spelling variations:
asset pricing » asset prices, asset price
cost trading » about trading, cost sharing, cost pricing
doing min » doing mmr, doing un, doing von
risk ying » risk laying, risk using, risk young
ying shu » ying zhu, cong shu, ying hua
min a » mis a, win a, men a
a a » a la

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

• Performing a fuzzy search may retrieve terms with similar spellings: doing min a a ((cost trading) or (asset pricing)) risk ying shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doing min a a ((cost trading) OR (asset pricing)) risk ying shu ;.
• Adding a wildcard symbol may retrieve word variants: doing min a a ((cost trading) or (asset pricing)) risk ying shu ;*.