Perhaps you should try some spelling variations:
yuan cheng » yuan chang, huang cheng, tan cheng
rene wang » wen wang
yu cheng » yu chen, _ cheng
hua rene » hua ren, juan rene
wang qin » wang lin, wang qiao, wang jing
qin hong » tin hong, min hong, amin hong
tan hua » tuan hua, wang hua, tan chia
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: ((yuan cheng) OR (yu cheng)) tan hua rene wang qin hong yu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((yuan cheng) OR (yu cheng)) tan hua rene wang qin hong yu ;*".