Perhaps you should try some spelling variations:
liang yuhan » wang yuhan
wang liang » wang yang
kong sara » kong sar
yuhan vu » tuan vu
vu irene » _ irene
yang jie » yang jin, yang di, yang jui
wong sam » wong sau, wong lai, kong sar
king » wing, kind, ming

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang liang yuhan vu irene (((king OR ping) john) or (yang jie)) ((wong sam) or (kong sara)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang liang yuhan vu irene (((king OR ping) john) OR (yang jie)) ((wong sam) OR (kong sara)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang liang yuhan vu irene (((king OR ping) john) or (yang jie)) ((wong sam) or (kong sara)) ;*".