Perhaps you should try some spelling variations:
yuan jing » yuan ming, huang jing, bian jing
yuan ting » yuan ming, huang ting, yuan kang
than minh » tuan minh, thi minh
ming cong » minh cong, ming kong, ming code
minh wan » zini wan, minh ha
wan ming » kian ming, chan ming, yuan ming
ji than » ji tuan, ji whan, vi thanh

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((yuan jing) or (yuan ting)) ji than minh wan ming cong shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yuan jing) OR (yuan ting)) ji than minh wan ming cong shu ;*.