Perhaps you should try some spelling variations:
china chan » china chang, china can, china chen
wang yang » wang liang, wang yanling
chan ming » kian ming, chan eng, chan fong
ming hong » min hong, ming hung, ming kong
man han » man hat, man kann, man what
man can » woman can, man kann
hong yu » wong yue

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang yang) OR (wang yan)) ((dan pelan) OR (((man han) OR (man can)))) china chan ming hong yu ;~.
• Adding a wildcard symbol may retrieve word variants: ((wang yang) or (wang yan)) ((dan pelan) or (((man han) or (man can)))) china chan ming hong yu ;*.