Perhaps you should try some spelling variations:
jeong hyeok » jeong dahyeon
minh jeong » min jeong, minh cong
wang liang » wang yang
dong yang » dong hoang, wang yang, yang yang
chen han » cheng han, chen hao, chen chuan
chen tan » chen tain, chen yang, chen jian
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 liang)) yi hui ((chen han) OR (chen tan)) minh jeong hyeok ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((dong yang) OR (wang liang)) yi hui ((chen han) OR (chen tan)) minh jeong hyeok ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((dong yang) or (wang liang)) yi hui ((chen han) OR (chen tan)) minh jeong hyeok ;".
• Adding a wildcard symbol may retrieve word variants: ((dong yang) or (wang liang)) yi hui ((chen han) OR (chen tan)) minh jeong hyeok ;*.