Perhaps you should try some spelling variations:
change great » change threat
change heat » change threat, change health, change has
yan yuan » yan guan, fang yuan, nan yan
yang jin » yang jie, yang jun, ying jin
tan yong » tan hong, tan kong, tan yang
yong ii » yong kim, yong cai
wang » wing, wan, lang

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

• If you are trying to use Boolean operators, they must be ALL CAPS: wang yanling ((yan yuan) OR (yang jin)) tan yong ii ((change heat) OR (change great)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yanling ((yan yuan) or (yang jin)) tan yong ii ((change heat) OR (change great)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang yanling ((yan yuan) or (yang jin)) tan yong ii ((change heat) OR (change great)) ;*.