Perhaps you should try some spelling variations:
wang yang » wang yan, wang liang, wang yanling
yang hua » wang hua, yang hui, ying hua
wang hui » wang hua, wang zhi, wang he
wang wei » zhang wei, wang zhi
gene yan » gene bank, ren yan, see yan
tin hong » tan hong, kia hong, thi hong
cong » congo, long, pong

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yang ((yang hua) or (((wang hui) OR (wang wei)))) gene yan ((tin hong) or (minh cong)) shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yang ((yang hua) OR (((wang hui) OR (wang wei)))) gene yan ((tin hong) OR (minh cong)) shu ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yang ((yang hua) or (((wang hui) OR (wang wei)))) gene yan ((tin hong) or (minh cong)) shu ;*".