Perhaps you should try some spelling variations:
wang liang » wang yang
liang yang » liang ying, wang yang, yang yang
wong shiu » cong shu, song shin, wong sau
wong siu » kong siu, wong sau, wong siew
yang yi » yang di, yang xi, yang jui
li kang » li wang, xi kang, li zhang
li gang » liu gang, ii gang, i gang

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

• If you are trying to use Boolean operators, they must be ALL CAPS: wang liang yang yi ((li kang) OR (li gang)) minah ((wong shiu) OR (wong siu)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang liang yang yi ((li kang) or (li gang)) minah ((wong shiu) OR (wong siu)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang liang yang yi ((li kang) or (li gang)) minah ((wong shiu) OR (wong siu)) ;*.