Perhaps you should try some spelling variations:
yanling lands » panning land
reducing risk » reduce risk
lands cost » land cost, lands west, land costs
using risk » during risk, using rs, funding risk
wing wang » ping wang, hong wang, wen wang
how small » how smart
how some » how women

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 wang yanling lands cost ((reducing risk) OR (using risk)) ((how some) OR (how small)) ;~.
• Adding a wildcard symbol may retrieve word variants: wing wang yanling lands cost ((reducing risk) or (using risk)) ((how some) or (how small)) ;*.