Perhaps you should try some spelling variations:
reducing risk » reduce risk
liang lands » lying lands
lands cost » land cost, lands west, land costs
yan liang » yang liang, wang liang, you liang
how small » how smart
wing yan » wang yan, wing ian, wing tan
using rs » using r, using risk, using _
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 yan liang lands cost ((reducing risk) OR (using rs)) ((how she) OR (how small)) ;~.
• Adding a wildcard symbol may retrieve word variants: wing yan liang lands cost ((reducing risk) or (using rs)) ((how she) or (how small)) ;*.