Perhaps you should try some spelling variations:
wang huang » wang luhang, wang hua, wang yang
wang liang » wang yang
using risk » during risk, using rs, funding risk
how space » how race
ying eu » ying zhu, using eu, ying hua
eu cost » au costa, der cost, end cost
crises » crisis

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((wang huang) OR (wang liang)) ying eu cost ((during crises) or (using risk)) how space ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang huang) OR (wang liang)) ying eu cost ((during crises) OR (using risk)) how space ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang huang) OR (wang liang)) ying eu cost ((during crises) or (using risk)) how space ;".
• Adding a wildcard symbol may retrieve word variants: ((wang huang) OR (wang liang)) ying eu cost ((during crises) or (using risk)) how space ;*.