Perhaps you should try some spelling variations:
china loren » china lehren, china korea, china more
wang wing » wang jing, wang liang, wang yang
wang ning » wang jing, wang liang, wang yang
china who » china why, china what, china won
yang yao » yang yang, wang yan, yang yi
yao wong » yao yang, y wong
wong yue » wang yue, hong yu

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 wing) OR (wang ning)) sun ((china loren) OR (china who)) yang yao wong yue ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang wing) OR (wang ning)) sun ((china loren) or (china who)) yang yao wong yue ;~".
• Adding a wildcard symbol may retrieve word variants: ((wang wing) OR (wang ning)) sun ((china loren) or (china who)) yang yao wong yue ;*.