Perhaps you should try some spelling variations:
wang liang » wang yang
dong yang » dong hoang, wang yang, dan yang
yang yang » wang yang, wang yan
lee jeong » lee jean, lee jen, lee kiong
jeong seo » jeong yeon, hong seo, jeong su
hua gene » human gene, hua ren, hy5 gene
yang lee » yang jie, kong lee, wang lei
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: ((((dong yang) OR (yang yang))) or (wang liang)) ya ((hua gene) or (a gene)) yang lee jeong seo ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((dong yang) OR (yang yang))) OR (wang liang)) ya ((hua gene) OR (a gene)) yang lee jeong seo ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((dong yang) OR (yang yang))) or (wang liang)) ya ((hua gene) or (a gene)) yang lee jeong seo ;*".