Perhaps you should try some spelling variations:
yang thanh » long thanh, van thanh
wang yang » wang yan, wang liang, wang yanling
kind john » king john, hinde john, und john
kong sara » kong sar
thanh vu » thanh van, thanh _
vu irene » _ irene
wong sau » wong sam, wong siu, wong shiu

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yang thanh vu irene kind john ((wong sau) OR (kong sara)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yang thanh vu irene kind john ((wong sau) OR (kong sara)) ;*".