Perhaps you should try some spelling variations:
dong ping » dong bin, dong jung, dong yang
dong nan » dong yang, dong bin, dong cao
gene yan » gene bank, ren yan, see yan
long shu » cong shu, tong shui
long du » long d, long do, long run
a gene » a genre, a gender, a gentle
ye a » yet a, e a, me a

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((dong nan) or (dong sin))) or (dong ping)) ye a gene yan au ((long shu) OR (long du)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((dong nan) OR (dong sin))) OR (dong ping)) ye a gene yan au ((long shu) OR (long du)) ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((dong nan) or (dong sin))) or (dong ping)) ye a gene yan au ((long shu) OR (long du)) ;".
• Adding a wildcard symbol may retrieve word variants: ((((dong nan) or (dong sin))) or (dong ping)) ye a gene yan au ((long shu) OR (long du)) ;*.