Perhaps you should try some spelling variations:
jeong yeon » jeong hyeok, jeang yean, seung yeon
minh jeong » min jeong, minh cong
yuan ting » yuan ming, huang ting, yuan lin
yuan kang » yuan wang, yuan chang, chan kang
rene sang » lee sang
sang minh » kang minah, anh minh, song min
hai rene » hai ren, i rene, ii rene

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

• Performing a fuzzy search may retrieve terms with similar spellings: dong ((yuan ting) OR (yuan kang)) hai rene sang minh jeong yeon ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "dong ((yuan ting) OR (yuan kang)) hai rene sang minh jeong yeon ;*".