Perhaps you should try some spelling variations:
yuan wang » yan wang, yuan kang, yuan chang
tuan hua » tan hua, tuan vu, yuan hui
pei yang » wei yang, hui yang, pei yun
hua pei » hua wei
yang xi » yang di, yang yi, yang jui
long du » long d, long run, long did
long do » long d, longer do, long ago

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 (wang yan)) tuan hua pei yang xi ((long du) OR (long do)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yuan wang) OR (wang yan)) tuan hua pei yang xi ((long du) OR (long do)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((yuan wang) or (wang yan)) tuan hua pei yang xi ((long du) OR (long do)) ;*".