Perhaps you should try some spelling variations:
dong hoang » hong hong
rene yuan » meng yuan
yuan kang » yuan wang, yuan chang, chan kang
hua rene » hua ren, juan rene
hong ghi » zhong zhi, hong g, hong hai
hoang h » hoang _, hoang vu, hoang sy
h hua » _ hua
hai » hadi, haji, hari

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 h hua rene yuan kang ((hong ghi) or (dang hai)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: dong hoang h hua rene yuan kang ((hong ghi) OR (dang hai)) ;.
• Adding a wildcard symbol may retrieve word variants: dong hoang h hua rene yuan kang ((hong ghi) or (dang hai)) ;*.