Perhaps you should try some spelling variations:
cheng han » chen hao
jeong shu » jeong su
wing yan » wang yan, wing ian, wing tan
yi cheng » yi chen, yu cheng, xi cheng
yan yan » yan yuan, nan yan, yang yang
han xin » hai xin, han min, tan xin
yan yi » yang yi, tan yi, yan zi

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: wing yan yan yi cheng han xin ((jeong shu) OR (cong shu)) ;~.
• Adding a wildcard symbol may retrieve word variants: wing yan yan yi cheng han xin ((jeong shu) or (cong shu)) ;*.