Perhaps you should try some spelling variations:
chen shuang » chen chuan, chen chung, chen huigang
chen yugang » chen huigang, chen yang, chen yulan
jeong yeon » jeong hyeok, jeang yean, seung yeon
dong yang » dong hoang, yang yang, dan yang
wang yang » wang yan, wang liang, wang yanling
min jeong » kin keong, min hong, mun leong
yi hui » li hui

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 (wang yang)) yi hui ((chen yugang) or (chen shuang)) min jeong yeon ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((dong yang) OR (wang yang)) yi hui ((chen yugang) OR (chen shuang)) min jeong yeon ;.
• Adding a wildcard symbol may retrieve word variants: ((dong yang) or (wang yang)) yi hui ((chen yugang) or (chen shuang)) min jeong yeon ;*.