Perhaps you should try some spelling variations:
wang liang » wang yang
liang ying » liang liying, huang ying, zhang ying
sang minh » kang minah, anh minh, song min
hui yang » du yang, h yang, hui ping
hui ying » huei ying, hoi ying, hui ping
yang jin » yang jie, yang jun, ying jin
how hong » how long, hong hong
hong ng » hong kong, hong jong, hong hong

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "wang liang ying ((hui yang) OR (hui ying)) ((sang minh) OR (yang jin)) ((hong ng) OR (how hong)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang liang ying ((hui yang) OR (hui ying)) ((sang minh) OR (yang jin)) ((hong ng) OR (how hong)) ;*.