Perhaps you should try some spelling variations:
doing assuring » pigging assuring
assuring data » ensuring data, assessing data, acquiring data
stand doing » start doing
ying yang » yang yang, yin yang, ying chang
zhang wei » zhen wei
wei stand » we stand, der stand, wei shang
data bin » data big, data bank, data bias
yi yang » yin yang, yi gang, yu 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: ((ying yang) OR (yi yang)) zhang wei stand doing assuring data bin ;~.
• Adding a wildcard symbol may retrieve word variants: ((ying yang) or (yi yang)) zhang wei stand doing assuring data bin ;*.