Perhaps you should try some spelling variations:
hua irene » hua ren
yang john » young john, king john, yang jin
kong john » king john, wong john, longo john
wang anh » dang anh, wang yang, wang yan
anh tuan » anh tran, dinh tuan, oanh tran
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 anh tuan hua irene ((yang john) or (kong john)) wong sam ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang anh tuan hua irene ((yang john) OR (kong john)) wong sam ;.
• Adding a wildcard symbol may retrieve word variants: wang anh tuan hua irene ((yang john) or (kong john)) wong sam ;*.