Perhaps you should try some spelling variations:
yang liang » wang liang, yan liang, peng liang
yang yang » wang yang
china has » china have, china how
has yang » yao yang, dan yang, h yang
yang day » yang dean, yang dali, yang di
day long » baby long, day one, day line
long du » long d, long do, long run

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: ((yang liang) OR (((yang yang) OR (wang yan)))) taiwan china has yang day long du ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((yang liang) or (((yang yang) OR (wang yan)))) taiwan china has yang day long du ;~".
• Adding a wildcard symbol may retrieve word variants: ((yang liang) or (((yang yang) OR (wang yan)))) taiwan china has yang day long du ;*.