Perhaps you should try some spelling variations:
yang liang » wang liang, yan liang, peng liang
day longer » a longer, day long
yang yang » wang yang, wang yan
china has » china have, china how
longer do » longer _, longer a, long do
has yang » yao yang, dan yang, h yang
yang day » yang dean, yang dali, yang di

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)) taiwan china has yang day longer do ;~.
• Adding a wildcard symbol may retrieve word variants: ((yang liang) or (yang yang)) taiwan china has yang day longer do ;*.