Perhaps you should try some spelling variations:
young male » young males, young age
zhang ming » zhang xin
ming wang » ping wang, hong wang, ming hung
wong siu » wong shiu, kong siu, wong sau
dong bin » dong sin, dong di, dann bin
li lu » li l, li li, li wu
li ju » li jun, li wu

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: zhang ming wang ((li lu) OR (li ju)) young male ((wong siu) OR (dong bin)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "zhang ming wang ((li lu) OR (li ju)) young male ((wong siu) or (dong bin)) ;~".
• Adding a wildcard symbol may retrieve word variants: zhang ming wang ((li lu) OR (li ju)) young male ((wong siu) or (dong bin)) ;*.