Perhaps you should try some spelling variations:
wang liang » wang yang
yang yang » wang yang, wang yan
gene yang » gene bank
hua gene » human gene, a gene, hua ren
yang jie » yang jin, yang di, yang jui
jie song » jae song, jin song, kim song
song seo » hong seo, song so, song seng

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((yang yang) or (wang liang)) ya hua gene yang jie song seo ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yang yang) OR (wang liang)) ya hua gene yang jie song seo ;*.