Perhaps you should try some spelling variations:
human gene » human genome, human gender, human bone
yang yang » wang yang, wang yan
yi human » i human, ii human, 2 human
gene anh » gene bank, gene one
cong seo » hong seo, cong shu, cong sun
cong van » congo can, duong van, cong sun
yang yi » yang di, yang xi, yang jui
minh » mind, ming, mine

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 yi human gene anh minh ((cong seo) or (cong van)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: yang yang yi human gene anh minh ((cong seo) OR (cong van)) ;.
• Adding a wildcard symbol may retrieve word variants: yang yang yi human gene anh minh ((cong seo) or (cong van)) ;*.