Perhaps you should try some spelling variations:
gene liang » peng liang, wee liang
wang yang » wang yan, wang liang
liang dan » liang tan, king dan, liang sun
zhang zhi » zhong zhi, wang zhi, zhang wei
hong zhi » zhong zhi, hong ghi, wang zhi
yang yi » yang di, yang xi, yang jui
yi gene » i gene, hy5 gene, iii gene

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang yang) OR (wang yanling)) yang yi gene liang dan ((hong zhi) OR (zhang zhi)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang yang) or (wang yanling)) yang yi gene liang dan ((hong zhi) OR (zhang zhi)) ;~".
• Adding a wildcard symbol may retrieve word variants: ((wang yang) or (wang yanling)) yang yi gene liang dan ((hong zhi) OR (zhang zhi)) ;*.