Perhaps you should try some spelling variations:
dong yang » dong hoang, wang yang, yang yang
dong nan » dong bin, dong cao
hua rent » hua ren
rent yan » ren yan, rent a
hong shu » cong shu, tong shui, wong shiu
hong ghi » zhong zhi, hong g, hong hai
yan tan » tan tan, yan clan, yan guan
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 nan) OR (dong yang))) or (dong sin)) ya hua rent yan tan ((hong shu) or (hong ghi)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((dong nan) OR (dong yang))) OR (dong sin)) ya hua rent yan tan ((hong shu) OR (hong ghi)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((dong nan) OR (dong yang))) or (dong sin)) ya hua rent yan tan ((hong shu) or (hong ghi)) ;*".