Perhaps you should try some spelling variations:
cheng zhang » cheng han, zhen zhang, chen zheng
ming wong » ming kong, ming qing
ming hung » dang hung, fung hung, men hung
xi cheng » _ cheng, yi chen, li chen
nan yan » nan ya, wang yan, qian yan
yan xi » yang xi, yan zi
wang » wing, lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: (wang or wan) nan yan xi cheng zhang ((ming wong) OR (ming hung)) siu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (wang OR wan) nan yan xi cheng zhang ((ming wong) OR (ming hung)) siu ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(wang or wan) nan yan xi cheng zhang ((ming wong) OR (ming hung)) siu ;*".