Perhaps you should try some spelling variations:
wang yuhan » wang luhang, wang yidan, fang yuan
qiao china » mao china, lao china, qiao gina
china chan » china chang, china can, china chen
chan ming » kian ming, chan eng, chan fong
ming hong » min hong, ming hung, ming kong
hong g » hong ng, hong w, hong 7

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((wang yuhan) or (wang yan)) wang qiao china chan ming hong g ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang yuhan) OR (wang yan)) wang qiao china chan ming hong g ;*.