Perhaps you should try some spelling variations:
ming china » kong china, facing china
wang hong » wang yong, wang hyoung, wang lihong
hong wang » hong gang, hong kong, hong jong
ying chin » qing china, ying chang, ying jin
chang hay » chang ha, change has, chang mae
yan guan » gan guan, yan yuan, yang guang
yan fan » yang fan, yan clan, yan wang

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 hong wang ((yan fan) OR (yan guan)) ((ying chin) OR (ming china)) chang hay ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang hong wang ((yan fan) or (yan guan)) ((ying chin) OR (ming china)) chang hay ;~".
• Adding a wildcard symbol may retrieve word variants: wang hong wang ((yan fan) or (yan guan)) ((ying chin) OR (ming china)) chang hay ;*.