Perhaps you should try some spelling variations:
during risk » using risk, during crises, during crisis
iot during » boost during, built during, sport during
yang ying » yang yang, huang ying, liang ying
yang jing » wang jing, yang jin, huang jing
risk wong » risk among, risk along, risk work
wong shiu » wong siu, cong shu, song shin
end iot » end note, end cost

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

• If you are trying to use Boolean operators, they must be ALL CAPS: wang ((yang ying) OR (yang jing)) end iot during risk wong shiu ;~.
• Adding a wildcard symbol may retrieve word variants: wang ((yang ying) or (yang jing)) end iot during risk wong shiu ;*.