Perhaps you should try some spelling variations:
chen zheng » chen aizheng, cheng zhang, chen zhe
chen zhen » chen zhe
xin jeong » min jeong, kin keong, xin tong
jeong 情 » jeong _, jeongui 情, jeong mi
yan yuan » yan guan, fang yuan, nan yan
yuan zi » yan zi, yuan li, yuan fei
wang » wing, wan

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 OR lang) yan yuan zi ((chen zheng) OR (chen zhen)) xin jeong 情 ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(wang or lang) yan yuan zi ((chen zheng) OR (chen zhen)) xin jeong 情 ;~".
• Adding a wildcard symbol may retrieve word variants: (wang or lang) yan yuan zi ((chen zheng) OR (chen zhen)) xin jeong 情 ;*.