Perhaps you should try some spelling variations:
dong hoang » hong hong
hoang yang » huang yang, wang yang, yang yang
jeong yeon » jeong hyeok, jeang yean, seung yeon
seung joon » kyung joon, seung won, seung yeon
yang jui » yang judy, yang di, yang xi
jui debt » qui debet, run debt, due debt
law made » law model, law trade, law more
new main » new spain, new math

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 jui debt ((law made) OR (new main)) ((jeong yeon) OR (seung joon)) ;~.
• Adding a wildcard symbol may retrieve word variants: dong hoang yang jui debt ((law made) or (new main)) ((jeong yeon) or (seung joon)) ;*.