Perhaps you should try some spelling variations:
yang guang » yan guan, yang liang
yang yang » wang yan
wang yang » wang yan, wang liang, wang yanling
tuan hua » tan hua, tuan vu, yuan hui
pei yang » wei yang, hui yang, pei yun
lei kyun » lee kyung, lee kyu, pei yun
de long » le long, de longue
long do » long d, long du, longer do

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((((yang yang) or (wang yang))) or (yang guang)) tuan hua ((pei yang) or (lei kyun)) de long do ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((yang yang) OR (wang yang))) OR (yang guang)) tuan hua ((pei yang) OR (lei kyun)) de long do ;.
• Adding a wildcard symbol may retrieve word variants: ((((yang yang) or (wang yang))) or (yang guang)) tuan hua ((pei yang) or (lei kyun)) de long do ;*.