Perhaps you should try some spelling variations:
wang liang » wang yang
yan liang » yang liang, you liang, yan wang
china has » china have, china how
has yang » yao yang, dan yang, h yang
yang ka » yang fan, yang yao
ka long » a long, day long
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: ((yan liang) OR (wang liang)) taiwan china has yang ka long du ;~.
• Adding a wildcard symbol may retrieve word variants: ((yan liang) or (wang liang)) taiwan china has yang ka long du ;*.