Perhaps you should try some spelling variations:
yang yang » wang yang, wang yan
gene sang » lee sang, gene bank
sang minh » kang minah, anh minh, song min
cong seo » hong seo, cong shu, cong sun
cong van » congo can, duong van, cong sun
yang ii » yang di, yang xi, yang yi
i gene » _ gene, a gene, e gene
ii i » ii iv, ii _, ii 1

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

• Performing a fuzzy search may retrieve terms with similar spellings: yang yang ii i gene sang minh ((cong seo) or (cong van)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: yang yang ii i gene sang minh ((cong seo) OR (cong van)) ;.
• Adding a wildcard symbol may retrieve word variants: yang yang ii i gene sang minh ((cong seo) or (cong van)) ;*.