Perhaps you should try some spelling variations:
wang yuhan » wang luhang, wang yan, wang yidan
yuan wang » yan wang, yuan kang, yuan chang
yuhan hui » yuan hui
hui rene » luis rene, qui regne, hai ren
wang lin » wang li, yang lin, wang limin
wang qin » wang qiao, wang jing, wang ning
hong yu » wong yue

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: yuan wang yuhan hui rene ((wang lin) OR (wang qin)) hong yu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "yuan wang yuhan hui rene ((wang lin) OR (wang qin)) hong yu ;".
• Adding a wildcard symbol may retrieve word variants: yuan wang yuhan hui rene ((wang lin) OR (wang qin)) hong yu ;*.