Perhaps you should try some spelling variations:
wang lihong » wang liang, wang shiyong
wang yang » wang yan, wang liang, wang yanling
zhang zhi » zhong zhi, wang zhi, zhang wei
hoang yi » hoang vu, yang yi, hoang sy
yi yang » yin yang, yi gang, yu yang
yang xi » yang di, yang yi, yang jui
hong yu » wong yue
xi yi » li yi, qi yi, xi ai

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 lihong) OR (wang yang)) hoang yi yang xi yi ((zhang zhi) OR (hong yu)) ;~.
• Adding a wildcard symbol may retrieve word variants: ((wang lihong) or (wang yang)) hoang yi yang xi yi ((zhang zhi) or (hong yu)) ;*.