Perhaps you should try some spelling variations:
cheng zhang » cheng han, zhen zhang, chen zheng
zhang ming » zhang xin
qian wang » yiqian wang, qian rong, yan wang
wang yang » wang yan, wang liang, wang yanling
hew cheng » yew chong, ke cheng
ming kong » king kong, sing kong, hong kong
qian yan » qian jun, qian yi
kong seo » hong seo, kong sek, kong sar

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

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