Perhaps you should try some spelling variations:
wang yong » wang yang, wang hyoung, wang yan
yao yang » yang yang
tao yang » xiao yang, dan yang, gao ying
tan yang » dan yang, tan ying, wang yang
tan yong » tan hong, tan kong, tan ying
cao yan » jiao yan
yu yang » du yang, yi yang, yu fang

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yong ((cao yan) or (yao yang)) ((tao yang) or (((tan yang) OR (tan yong)))) yu yang di ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yong ((cao yan) OR (yao yang)) ((tao yang) OR (((tan yang) OR (tan yong)))) yu yang di ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yong ((cao yan) or (yao yang)) ((tao yang) or (((tan yang) OR (tan yong)))) yu yang di ;*".