Perhaps you should try some spelling variations:
china grain » china gain, china main, china plain
yang liang » wang liang, yan liang, yang yang
tan china » tuan china, than china, can china
dang hari » dang hai
wenn man » kann man, wenn das
man tan » man can, man han, man tun
yang xi » yang jui
yang yi » yang jui

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: wenn man tan china grain ((yang liang) OR (((((yang xi) OR (yang di))) OR (yang yi)))) dang hari ;~.
• Adding a wildcard symbol may retrieve word variants: wenn man tan china grain ((yang liang) or (((((yang xi) or (yang di))) or (yang yi)))) dang hari ;*.