Perhaps you should try some spelling variations:
dong yang » dong hoang, wang yang, dan yang
yang yang » wang yang, wang yan
yang thi » dang thi, yang chik, yang di
thi hong » tan hong
hong ghi » zhong zhi, hong g, hong hai
a genre » _ genre, a gender, a gentle
a gene » a gender, a gentle, a geneve

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 (yang yang)) xi ((a gene) OR (a genre)) yang thi hong ghi ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((dong yang) OR (yang yang)) xi ((a gene) OR (a genre)) yang thi hong ghi ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((dong yang) or (yang yang)) xi ((a gene) OR (a genre)) yang thi hong ghi ;".
• Adding a wildcard symbol may retrieve word variants: ((dong yang) or (yang yang)) xi ((a gene) OR (a genre)) yang thi hong ghi ;*.