Perhaps you should try some spelling variations:
yun young » ju young
minh tong » minh cong, dinh tung, min hong
wing yan » wang yan, wing ian, wing tan
yang lin » yang jin, yang li, yang liang
wang lin » wang li, wang qin, wang limin
kim song » kim young, kim eung
yun song » hyun song, jin song, kyu song
tong hui » wang hui

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

• Performing a fuzzy search may retrieve terms with similar spellings: wing yan ((yang lin) OR (wang lin)) ((kim song) or (((yun song) or (yun young)))) minh tong hui ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wing yan ((yang lin) OR (wang lin)) ((kim song) OR (((yun song) OR (yun young)))) minh tong hui ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wing yan ((yang lin) OR (wang lin)) ((kim song) or (((yun song) or (yun young)))) minh tong hui ;*".