Perhaps you should try some spelling variations:
dong yang » dong hoang, wang yang, yang yang
amin hong » min hong, among hong, tin hong
yang van » yang fan, yang dean, trang van
van than » van thanh, van phan, van ham
than bau » than bad, than a, than you
bau yong » au yong, bau von, ah yong
mind non » mind how, aid non

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: dong yang van than bau yong ((mind non) OR (amin hong)) hai ;~.
• Adding a wildcard symbol may retrieve word variants: dong yang van than bau yong ((mind non) or (amin hong)) hai ;*.