Perhaps you should try some spelling variations:
yan tuan » yan guan, yan yuan, anh tuan
tuan hua » tan hua, tuan vu, yuan hui
hua gain » heat gain, run gain, hua ban
yang jin » yang jun, ying jin, shang jin
yang jie » yang di, yang jui, yang xi
wai yan » wang yan, wei yang
yang li » yang lin, yang di, yang xi
hai » hadi, haji, hari

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

• Performing a fuzzy search may retrieve terms with similar spellings: wai yan tuan hua gain ((((wang yanling) or (yang li))) or (((yang jin) or (yang jie)))) dang hai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wai yan tuan hua gain ((((wang yanling) OR (yang li))) OR (((yang jin) OR (yang jie)))) dang hai ;.
• Adding a wildcard symbol may retrieve word variants: wai yan tuan hua gain ((((wang yanling) or (yang li))) or (((yang jin) or (yang jie)))) dang hai ;*.