Perhaps you should try some spelling variations:
dong yang » dong hoang, yang yang, dan yang
wang yang » wang yan, wang liang, wang yanling
gene yang » gene bank
yang min » yang mind, yang jin, tang min
a gene » a genre, a gender, a gentle
bao a » bab a, bar a
zhong » zlong
hong » long
tan » than

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