Perhaps you should try some spelling variations:
cheng zhang » cheng han, zhen zhang, chen zheng
ming jeong » min jeong, ming kong
wang wang » wang liang, wang yan, wang yong
wang yang » wang yan, wang liang, wang yanling
jia cheng » jia shen, jia zhang, xi cheng
mun leong » min jeong
yang jia » yang jie, yang jin, yang jing

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang wang yang jia cheng zhang ((ming jeong) or (mun leong)) shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang wang yang jia cheng zhang ((ming jeong) OR (mun leong)) shu ;*.