Perhaps you should try some spelling variations:
dong yang » dong hoang, wang yang, yang yang
yang yama » yang yang, yang yao, yang maha
hua irene » hua ren
yama hua » ya hua
ryan tan » ryan tony, tan tan
hong shu » cong shu, tong shui, wong shiu
hong ghi » zhong zhi, hong g, hong hai
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 yang yama hua irene ryan tan ((((hong shu) OR (hong yu))) or (hong ghi)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: dong yang yama hua irene ryan tan ((((hong shu) OR (hong yu))) OR (hong ghi)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "dong yang yama hua irene ryan tan ((((hong shu) OR (hong yu))) or (hong ghi)) ;*".