Perhaps you should try some spelling variations:
zheng japan » zheng alan, seeing japan
wang zheng » tang zheng, wang zhenpo, fang sheng
liang ying » liang liying, huang ying, zhang ying
japan can » japan cao, japan case, japan a
wee liang » wee ling, wei qiang, ee lian
can wee » can we, can wage, can when

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 zheng japan can wee liang ying ((kong sar) OR (kong yam)) ;~.
• Adding a wildcard symbol may retrieve word variants: wang zheng japan can wee liang ying ((kong sar) or (kong yam)) ;*.