Perhaps you should try some spelling variations:
yuan wang » yan wang, yuan kang, yuan chang
wang yang » wang yan, wang liang, wang yanling
gene hong » eng hong, gene one
hong than » hong tan, long thanh, hong hai
wong sau » wong sam, wong siu, wong shiu
yang i » yang di, yang xi, yang yi
i gene » _ gene, a gene, e gene
lai » laid

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 yang i gene hong than ((wong sau) or (wong lai)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: yuan wang yang i gene hong than ((wong sau) OR (wong lai)) ;*.