Perhaps you should try some spelling variations:
dong hoang » hong hong
hoang yang » huang yang, wang yang, yang yang
yang than » yang dean, yang fan
than data » than death, loan data, can data
data yang » apa yang
mind how » aid how
tin hong » tan hong, kia hong, thi hong

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 hoang yang than data yang ((mind how) OR (tin hong)) hai ;~.
• Adding a wildcard symbol may retrieve word variants: dong hoang yang than data yang ((mind how) or (tin hong)) hai ;*.