Perhaps you should try some spelling variations:
huang tao » huang xiao, wang tao, huang wentao
hua gene » human gene, a gene, hua ren
pang jiu » pang jun, yang jie, yang jin
yang jun » yang jui, pang jun, yang jin
hong shu » cong shu, tong shui, wong shiu
tao hua » tan hua, tuan hua
yan jiu » yang jie, yang jin
done » one

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

• Performing a fuzzy search may retrieve terms with similar spellings: done huang tao hua gene ((((yan jiu) OR (pang jiu))) or (yang jun)) hong shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: done huang tao hua gene ((((yan jiu) OR (pang jiu))) OR (yang jun)) hong shu ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "done huang tao hua gene ((((yan jiu) OR (pang jiu))) or (yang jun)) hong shu ;".
• Adding a wildcard symbol may retrieve word variants: done huang tao hua gene ((((yan jiu) OR (pang jiu))) or (yang jun)) hong shu ;*.