Perhaps you should try some spelling variations:
crisis coping » crisis housing, crisis shaping, crisis during
during crisis » during crises, housing crisis
wang zhang » wang zheng, wang luhang, zhang zhang
zhang jing » zhang ming, zhang jin, zhang ping
coping shu » cong shu
user cost » user costs
end cost » end close, land cost, end iot

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 zhang jing ((end cost) OR (user cost)) during crisis coping shu ;~.
• Adding a wildcard symbol may retrieve word variants: wang zhang jing ((end cost) or (user cost)) during crisis coping shu ;*.