Perhaps you should try some spelling variations:
wang yang » wang yan, wang liang, wang yanling
yang yuan » fang yuan, yan yuan, yang yun
chang ann » chang min, chang won, chang yun
jeong shu » jeong su, cong shu
chan eng » chan fong, chan kang, chan ming
yuan li » yuan lin, guan li, yuan zi
li chen » yi chen, jui chen

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 chen ((chang ann) or (chan eng)) jeong shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yang yuan li chen ((chang ann) OR (chan eng)) jeong shu ;*.