Perhaps you should try some spelling variations:
yuan chang » yuan cheng, huang chang, han chang
han china » hang china, than china, can china
rene wang » wen wang
tan chia » tuan china, than china, can china
wang li » wang lei, wang lin, tang li
li hong » le hong, li cong, li rong
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 chang ((tan chia) or (han china)) rene wang li hong yu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: yuan chang ((tan chia) OR (han china)) rene wang li hong yu ;.
• Adding a wildcard symbol may retrieve word variants: yuan chang ((tan chia) or (han china)) rene wang li hong yu ;*.