Perhaps you should try some spelling variations:
wang wang » wang liang, wang yan, wang yong
wang yang » wang yan, wang liang, wang yanling
hua irene » hua ren
yang john » young john, king john, yang jin
john wong » john song, john bonn
tuan hua » tan hua, tuan vu, yuan hui
wong sam » wong sau, wong lai, kong sar

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((wang wang) OR (wang yang)) tuan hua irene yang john wong sam ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang wang) OR (wang yang)) tuan hua irene yang john wong sam ;".
• Adding a wildcard symbol may retrieve word variants: ((wang wang) OR (wang yang)) tuan hua irene yang john wong sam ;*.