Perhaps you should try some spelling variations:
during risk » using risk, during crises, during crisis
lands cost » lands west, land costs
tan liang » yan liang, wang liang, yang liang
land cost » land costs, land code, end cost
how small » how smart
wing tan » wing ian, liang tan, hong tan
how she » how some, how safe, how shih

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: wing tan liang ((lands cost) OR (land cost)) during risk ((how she) OR (how small)) ;~.
• Adding a wildcard symbol may retrieve word variants: wing tan liang ((lands cost) or (land cost)) during risk ((how she) or (how small)) ;*.