Perhaps you should try some spelling variations:
wang fang » wang yang, weng fang, wang liang
fang yuan » wang yuhan, wang yan, meng yuan
eng jeong » eng hong, eng seng
jeong shu » jeong su, cong shu
chan eng » chan fong, chan kang, chan ming
li chen » jui 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 fang yuan ((li chen) or (yi chen)) chan eng jeong shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang fang yuan ((li chen) OR (yi chen)) chan eng jeong shu ;*.