Perhaps you should try some spelling variations:
during crisis » during crises, housing crisis
cost during » boost during, crust during, west during
yang liang » wang liang, yan liang, yang yang
wang jing » wang ning, wang liang, wang yang
yang jing » yang jin, huang jing, yang using
land cost » land costs, land code, end cost
how sun » how sub, how sound, how slum

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 ((wang jing) OR (((yang jing) OR (yang liang)))) land cost during crisis how sun ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((wang jing) or (((yang jing) OR (yang liang)))) land cost during crisis how sun ;~".
• Adding a wildcard symbol may retrieve word variants: wang ((wang jing) or (((yang jing) OR (yang liang)))) land cost during crisis how sun ;*.