Perhaps you should try some spelling variations:
human gene » human genome, human gender, human bone
yang cindy » yang mind
dong yang » dong hoang, wang yang, yang yang
xi human » i human, ii human, 2 human
yang jin » yang jie, yang jun, ying jin
yang xi » yang di, yang yi, yang jui
hong ng » hong kong, hong jong, hong hong

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