Perhaps you should try some spelling variations:
dong ping » dong sin, dong jung, dong yang
wang yang » wang yan, wang liang, wang yanling
gene tang » gene bank
lang yan » wang yan, zhang yan, yang yang
dong bin » dong sin, dong di, dann bin
hua gene » human gene, a gene, hua ren
li cong » li rong, li song, jiu cong

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

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