Perhaps you should try some spelling variations:
during risk » using risk, during crises, during crisis
wang liang » wang yang
liang ying » liang liying, huang ying, zhang ying
un debat » un debate
du debat » du depot
le debat » le debut
how she » how some, how safe, how shih

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 ying ((un debat) or (((du debat) OR (le debat)))) during risk how she ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang liang ying ((un debat) OR (((du debat) OR (le debat)))) during risk how she ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang liang ying ((un debat) or (((du debat) OR (le debat)))) during risk how she ;".
• Adding a wildcard symbol may retrieve word variants: wang liang ying ((un debat) or (((du debat) OR (le debat)))) during risk how she ;*.