Perhaps you should try some spelling variations:
yang yang » wang yan
wang yang » wang yan, wang liang, wang yanling
gene wong » gene one
zhong zhi » hong ghi, zhong tai
zhang zhi » wang zhi, zhang wei, zhang dai
iii gene » iii rene, iii gender, iii genome
wong hua » wang hua, dong hua, wong chun

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

• Performing a fuzzy search may retrieve terms with similar spellings: wei ((yang yang) OR (wang yang)) iii gene wong hua ((zhong zhi) or (zhang zhi)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wei ((yang yang) OR (wang yang)) iii gene wong hua ((zhong zhi) OR (zhang zhi)) ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wei ((yang yang) OR (wang yang)) iii gene wong hua ((zhong zhi) or (zhang zhi)) ;".
• Adding a wildcard symbol may retrieve word variants: wei ((yang yang) OR (wang yang)) iii gene wong hua ((zhong zhi) or (zhang zhi)) ;*.