Perhaps you should try some spelling variations:
wang yang » wang yan, wang liang, wang yanling
yang yuan » fang yuan, yan yuan, yang yun
chang jan » chan jan, chang ha, chang mae
li chang » li zhang, ii chang, yi chang
tong hui » wang hui
yuan li » yuan lin, guan li, yuan zi
jan xin » tan xin, fan xing

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yang yuan li chang jan xin ((cong shu) or (tong hui)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yang yuan li chang jan xin ((cong shu) OR (tong hui)) ;*.