Perhaps you should try some spelling variations:
wang yang » wang yan, wang liang, wang yanling
yang yang » wang yan
gene bank » gene banks, one bank, genomen bank
jie kong » jie song
jae song » jae yong, jie song, jae young
yang a » yang ka, yang _, yang 8
a gene » a genre, a gender, a gentle

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 a gene bank ((jie kong) or (jae song)) (sar or star) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yang yang a gene bank ((jie kong) OR (jae song)) (sar OR star) ;*.