Perhaps you should try some spelling variations:
dong yang » dong hoang, wang yang, yang yang
hua gene » human gene, a gene, hua ren
yang tin » yang lin, yang jing, yang mind
yang jin » yang jie, yang jun, shang jin
ying jin » jing ji, yang jie
hong ghi » zhong zhi, hong g, hong hai
ka hua » ya hua, ka chuan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((dong yang) or (wang yan)) ka hua gene ((((yang tin) or (yang jin))) or (ying jin)) hong ghi ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((dong yang) OR (wang yan)) ka hua gene ((((yang tin) OR (yang jin))) OR (ying jin)) hong ghi ;.
• Adding a wildcard symbol may retrieve word variants: ((dong yang) or (wang yan)) ka hua gene ((((yang tin) or (yang jin))) or (ying jin)) hong ghi ;*.