Perhaps you should try some spelling variations:
dong hoang » hong hong
hua rein » hua ren, hua wei, a rein
yang hoi » yang di, yang jui, yang xi
yang hui » yang jui, wang hui, yang muxi
ying shu » ying zhu, cong shu, ying ph
ying hua » ming hua, wang hua, ying zhu
sin » sign, sind, skin

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) or (dong sin)) ya hua rein ((yang hoi) or (yang hui)) ((ying shu) OR (ying hua)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((dong hoang) OR (dong sin)) ya hua rein ((yang hoi) OR (yang hui)) ((ying shu) OR (ying hua)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((dong hoang) or (dong sin)) ya hua rein ((yang hoi) or (yang hui)) ((ying shu) OR (ying hua)) ;*".