Perhaps you should try some spelling variations:
yanling tong » manning tony
chuang hui » zhang hui
duong van » cong van, duong anh
tong qui » tong hui, tong shui, tong tji
chun hui » china hui, chun h, chun i
congo 2 » congo _, congo 1, congo 4
qui ne » qui se
wang » wing, wan, lang

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

• If you are trying to use Boolean operators, they must be ALL CAPS: wang yanling tong qui ne ((duong van) OR (congo 2)) ((chuang hui) OR (chun hui)) ;~.
• Adding a wildcard symbol may retrieve word variants: wang yanling tong qui ne ((duong van) or (congo 2)) ((chuang hui) or (chun hui)) ;*.