Perhaps you should try some spelling variations:
dong yang » dong hoang, wang yang, yang yang
hua rene » hua ren, juan rene
yang thi » dang thi, yang chik, yang jui
hong ghi » zhong zhi, hong g
hong hai » shang hai, zhong tai, dang hai
yang ka » yang fan, yang yao
ka hua » ya hua, ka chuan
tan » than

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

• If you are trying to use Boolean operators, they must be ALL CAPS: dong yang ka hua rene ((yang thi) OR (yang di)) ((hong ghi) OR (((hong hai) OR (hong tan)))) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "dong yang ka hua rene ((yang thi) OR (yang di)) ((hong ghi) or (((hong hai) or (hong tan)))) ;~".
• Adding a wildcard symbol may retrieve word variants: dong yang ka hua rene ((yang thi) OR (yang di)) ((hong ghi) or (((hong hai) or (hong tan)))) ;*.