Perhaps you should try some spelling variations:
dong hoang » hong hong
dong yang » wang yang, dan yang, dong jung
yang yang » wang yang, wang yan
irene yan » irene a, ren yan
ka chuan » say chuan, hai chuan, ka chai
tin wong » tin hong, t.j wong, kie wong
wong siu » wong shiu, kong siu, wong sau
yan tin » yuan ting, yang jin, yang lin

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((dong yang) or (yang yang))) or (dong hoang)) ka chuan irene yan tin wong siu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((dong yang) OR (yang yang))) OR (dong hoang)) ka chuan irene yan tin wong siu ;.
• Adding a wildcard symbol may retrieve word variants: ((((dong yang) or (yang yang))) or (dong hoang)) ka chuan irene yan tin wong siu ;*.