Perhaps you should try some spelling variations:
daun yang » dan yang, du yang, tan yang
time past » time part, time pad
some past » some case
thin zeng » thin end, thin lens
zeng dong » jeng dong, zeng doug, zheng rong
dong ping » dong sin, dong bin, dong jung
yan yang » yang yang, yao yang, dan yang

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: lang ((yan yang) OR (daun yang)) ((time past) OR (some past)) thin zeng dong ping ;~.
• Adding a wildcard symbol may retrieve word variants: lang ((yan yang) or (daun yang)) ((time past) or (some past)) thin zeng dong ping ;*.