Perhaps you should try some spelling variations:
john wong » john song, john bonn
yang john » young john, king john, yang jin
wang gan » wang yan, wang dan, wang yang
wang ban » wang yan, wang dan, wang yang
guan hua » tuan hua, gui hua, tan hua
hua rene » hua ren, juan rene
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 gan) OR (wang ban)) guan hua rene yang john wong sau ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang gan) OR (wang ban)) guan hua rene yang john wong sau ;".
• Adding a wildcard symbol may retrieve word variants: ((wang gan) OR (wang ban)) guan hua rene yang john wong sau ;*.