Perhaps you should try some spelling variations:
wang wang » wang liang, wang yan, wang yong
wang yang » wang yan, wang liang, wang yanling
rene tang » rene ten
kim eung » kim young, kim song
di rene » di rete, dr rene, i rene
li hong » le hong, li cong, li rong
li song » li cong, li rong, kim song

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 wang yang di rene tang ((((li hong) OR (li song))) OR (kim eung)) yu ;~.
• Adding a wildcard symbol may retrieve word variants: wang wang yang di rene tang ((((li hong) or (li song))) or (kim eung)) yu ;*.