Perhaps you should try some spelling variations:
wang yang » wang yan, wang liang, wang yanling
wong john » wrong john, kong john, longo john
tuan hua » tan hua, yuan hui
yang jun » yang jui, pang jun, yang jin
wong sau » wong sam, wong siu, wong shiu
wai yan » wang yan, wei yang
tuan vu » thanh vu

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) or (wai yan)) ((tuan vu) or (tuan hua)) irene ((wong john) or (yang jun)) wong sau ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang yang) OR (wai yan)) ((tuan vu) OR (tuan hua)) irene ((wong john) OR (yang jun)) wong sau ;.
• Adding a wildcard symbol may retrieve word variants: ((wang yang) or (wai yan)) ((tuan vu) or (tuan hua)) irene ((wong john) or (yang jun)) wong sau ;*.