Perhaps you should try some spelling variations:
yuan chang » huang chang, han chang, xuan thang
yuan cheng » huang cheng, tan cheng, yunnan sheng
than china » tuan china, han china, wuhan china
china ren » china loren, china real, china reza
yu cheng » yu chen, _ cheng
wang yue » wong yue, wang hua, wang yan
mr wang » mr liang

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