Perhaps you should try some spelling variations:
yong yang » dong yang, ying yang, kyoung yang
yang yang » wang yang, wang yan
chang min » zhang ming, chang mae, chan ming
ii chang » vii chang, yi chang, ii changes
wong sau » wong sam, wong siu, wong shiu
liu ii » liu li, liu lili
scham » cham, schau

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 ((yong yang) OR (yang yang)) liu ii chang min ((wong sau) OR (von scham)) ;~.
• Adding a wildcard symbol may retrieve word variants: wang ((yong yang) or (yang yang)) liu ii chang min ((wong sau) or (von scham)) ;*.