Perhaps you should try some spelling variations:
yuan chang » huang chang, han chang, xuan thang
yuan cheng » huang cheng, yu cheng, tan cheng
tuan juan » huang juan, san juan, tuan hua
juan rene » juan meng, juan rana
rene wang » wen wang
wang min » tang min, wang lin, wang qin
min wong » min hong, minh cong, amin hong
wong yue » wang yue, hong yu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((yuan chang) or (yuan cheng)) tuan juan rene wang min wong yue ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yuan chang) OR (yuan cheng)) tuan juan rene wang min wong yue ;.
• Adding a wildcard symbol may retrieve word variants: ((yuan chang) or (yuan cheng)) tuan juan rene wang min wong yue ;*.