Perhaps you should try some spelling variations:
shang hai » shang kai, dang hai, chang ha
yang yng » yang yang, wang yang, wang yong
hua gene » human gene, a gene, hua ren
yang min » yang mind, tang min, yang lin
yang jin » yang jie, yang jun, ying jin
hong ghi » zhong zhi, hong hai
yng ya » yang yao
hong g » hong ng, hong w, hong 7

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

• Performing a fuzzy search may retrieve terms with similar spellings: yang yng ya hua gene ((yang min) or (yang jin)) ((((hong ghi) or (hong g))) or (shang hai)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: yang yng ya hua gene ((yang min) OR (yang jin)) ((((hong ghi) OR (hong g))) OR (shang hai)) ;.
• Adding a wildcard symbol may retrieve word variants: yang yng ya hua gene ((yang min) or (yang jin)) ((((hong ghi) or (hong g))) or (shang hai)) ;*.