Perhaps you should try some spelling variations:
yuan wang » yan wang, yuan kang, yuan chang
yan liang » yang liang, wang liang, you liang
tuan hua » tuan vu, yuan hui
yang jin » yang jie, yang jun, ying jin
wang lin » wang li, wang qin, yang lin
tan hua » wang hua, tan chia, tan puay
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 wang) or (yan liang)) ((tan hua) OR (tuan hua)) ren ((yang jin) or (wang lin)) hong yu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yuan wang) OR (yan liang)) ((tan hua) OR (tuan hua)) ren ((yang jin) OR (wang lin)) hong yu ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((yuan wang) or (yan liang)) ((tan hua) OR (tuan hua)) ren ((yang jin) or (wang lin)) hong yu ;".
• Adding a wildcard symbol may retrieve word variants: ((yuan wang) or (yan liang)) ((tan hua) OR (tuan hua)) ren ((yang jin) or (wang lin)) hong yu ;*.