Perhaps you should try some spelling variations:
huang yang » huang ying, huang chang, wang yang
yang yang » wang yang, wang yan
gene wang » gene bank, wen wang
wang wang » wang yang, wang liang, wang yan
wang hong » wang yong, wang hyoung, wang lihong
hua gene » human gene, a gene, hua ren
hong yu » wong yue

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

• Performing a fuzzy search may retrieve terms with similar spellings: dong ((huang yang) OR (yang yang)) hua gene wang wang hong yu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "dong ((huang yang) OR (yang yang)) hua gene wang wang hong yu ;*".