Perhaps you should try some spelling variations:
during crisis » during crises, housing crisis
sharing risk » sharing best, during risk
wang yang » wang yan, wang liang, wang yanling
hua rent » hua ren
ying shu » ying zhu, cong shu, ying hua
yang yi » yang di, yang xi, yang jui
yi hua » li hua, ya hua, yi hui

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 yi hua rent ((sharing risk) OR (during crisis)) ying shu ;~.
• Adding a wildcard symbol may retrieve word variants: wang yang yi hua rent ((sharing risk) or (during crisis)) ying shu ;*.