Perhaps you should try some spelling variations:
dong yang » dong hoang, wang yang, yang yang
rene yuan » meng yuan
yuan ming » yuan ting, kian ming, tuan minh
hua rene » hua ren, juan rene
hong ghi » zhong zhi, hong g, hong hai
yang ya » yang yao, yang yi, yang ka
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 yang ya hua rene yuan ming ((hong ghi) or (dang hai)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: dong yang ya hua rene yuan ming ((hong ghi) OR (dang hai)) ;.
• Adding a wildcard symbol may retrieve word variants: dong yang ya hua rene yuan ming ((hong ghi) or (dang hai)) ;*.