Perhaps you should try some spelling variations:
wang yuan » wang yuhan, wang yan, wang xuan
fang yuan » wang yuhan, wang yan, meng yuan
khan sher » han shen, than she
khan syed » ahsan syed, shah syed
chan eng » chan fong, chan kang, chan ming
eng hung » eng hong, dang hung, fung hung
hung zhi » zhang zhi, zhong zhi, wang zhi

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((wang yuan) or (fang yuan)) kang ((khan sher) or (khan syed)) chan eng hung zhi ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang yuan) OR (fang yuan)) kang ((khan sher) OR (khan syed)) chan eng hung zhi ;.
• Adding a wildcard symbol may retrieve word variants: ((wang yuan) or (fang yuan)) kang ((khan sher) or (khan syed)) chan eng hung zhi ;*.