Perhaps you should try some spelling variations:
yuan kang » yuan wang, yuan chang, chan kang
gene well » gene we, mine well
well than » well train, well can, well what
than wong » thang long, than one, than done
yan wang » yuan wang, yang yang, qian wang
wang wei » zhang wei, wang zhi
wei gene » e gene, i gene, iii gene
wong sam » wong sau, wong lai, kong sar

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((yuan kang) or (yan wang)) wang wei gene well than wong sam ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yuan kang) OR (yan wang)) wang wei gene well than wong sam ;*.