Perhaps you should try some spelling variations:
dong hoang » hong hong
hua irene » hua ren
alan hua » alan h, alan a, tan hua
yang jie » yang jin, yang di, yang xi
yang lin » yang jin, wang lin, yang li
yang jui » yang judy, yang di, yang xi
hong yu » wong yue

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

• Performing a fuzzy search may retrieve terms with similar spellings: dong hoang alan hua irene ((yang jie) or (((yang lin) or (yang jui)))) hong yu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: dong hoang alan hua irene ((yang jie) OR (((yang lin) OR (yang jui)))) hong yu ;.
• Adding a wildcard symbol may retrieve word variants: dong hoang alan hua irene ((yang jie) or (((yang lin) or (yang jui)))) hong yu ;*.