Perhaps you should try some spelling variations:
zhong zhi » zhang zhi, hong ghi, zhong tai
hua gene » human gene, hua ren, hy5 gene
yang min » yang mind, yang jin, tang min
yang yi » yang di, yang xi, yang jui
yang ka » yang fan, yang yao
yang li » yang lin, yang di, yang xi
a gene » a genre, a gender, a gentle

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((yang yi) or (yang ka))ng ya ((hua gene) or (a gene)) ((yang min) or (yang li)) zhong zhi ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yang yi) OR (yang ka))ng ya ((hua gene) OR (a gene)) ((yang min) OR (yang li)) zhong zhi ;.
• Adding a wildcard symbol may retrieve word variants: ((yang yi) or (yang ka))ng ya ((hua gene) or (a gene)) ((yang min) or (yang li)) zhong zhi ;*.