Perhaps you should try some spelling variations:
yang guang » yang yang, yan guan, yang liang
guang yan » huang yang, wang yan, zhang yan
hui gene » hy5 gene, i gene, qui gere
iii gene » iii rene, iii gender, iii genome
yang jui » yang judy, yang di, yang yi
yang xi » yang di, yang yi
jing ji » ying jin

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

• Performing a fuzzy search may retrieve terms with similar spellings: yang guang yan ((hui gene) or (iii gene)) ((((yang jui) or (yang xi))) or (jing ji)) hong seo ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: yang guang yan ((hui gene) OR (iii gene)) ((((yang jui) OR (yang xi))) OR (jing ji)) hong seo ;.
• Adding a wildcard symbol may retrieve word variants: yang guang yan ((hui gene) or (iii gene)) ((((yang jui) or (yang xi))) or (jing ji)) hong seo ;*.