Perhaps you should try some spelling variations:
wang yang » wang yan, wang liang, wang yanling
yang yang » wang yan
hua irene » hua ren
chang min » zhang ming, chang mae, chang ann
chan ming » kian ming, chan eng, chan fong
yang hua » wang hua, yang hui, ying hua
wong siu » wong shiu, kong siu, wong sau
hong ghi » zhong zhi, hong g, hong hai

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 yang yang hua irene ((chang min) OR (chan ming)) ((wong siu) OR (hong ghi)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yang yang hua irene ((chang min) OR (chan ming)) ((wong siu) or (hong ghi)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang yang yang hua irene ((chang min) OR (chan ming)) ((wong siu) or (hong ghi)) ;*.