Perhaps you should try some spelling variations:
dong hoang » hong hong
zhang ming » zhang xin
hoang yan » huang yang, wang yan, zhang yan
hua irene » hua ren
chang min » chang mae, chan ming, chang ann
hong shu » cong shu, tong shui, wong shiu
yan hua » tan hua, ya hua, wang hua

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 yan hua irene ((chang min) OR (zhang ming)) hong shu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "dong hoang yan hua irene ((chang min) OR (zhang ming)) hong shu ;".
• Adding a wildcard symbol may retrieve word variants: dong hoang yan hua irene ((chang min) OR (zhang ming)) hong shu ;*.