Perhaps you should try some spelling variations:
yuan wang » yan wang, yuan kang, yuan chang
wang yang » wang yan, wang liang, wang yanling
hong than » hong tan, long thanh, hong hai
than hong » tan hong, thang long, than one
hui gene » hy5 gene, iii gene, qui gere
hong sau » wong sau, hong paul, kong sar
i gene » _ gene, a gene, e gene

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 ((hui gene) OR (i gene)) hong than hong sau ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "yuan wang yang ((hui gene) OR (i gene)) hong than hong sau ;*".