Perhaps you should try some spelling variations:
yuan chang » yuan cheng, huang chang, han chang
tuan china » wuhan china, can china, taiwan china
china rene » china ren, china rate, china real
yuan wang » yan wang, yuan kang, qian wang
rene wang » wen wang
wang lin » wang li, wang qin, yang lin
wang yue » wong yue, wang hua, wang he
yan » yang, ryan

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: ((yuan wang) OR (yuan chang)) tuan china rene wang lin ((wang yue) OR (wang yan)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((yuan wang) or (yuan chang)) tuan china rene wang lin ((wang yue) OR (wang yan)) ;~".
• Adding a wildcard symbol may retrieve word variants: ((yuan wang) or (yuan chang)) tuan china rene wang lin ((wang yue) OR (wang yan)) ;*.