I believe the answer is: Family finances and household affairs
In the tang and Song society, the women role were even more traditional compared to traditional western countries. They can only have their say regarding the operation of the household , such as budget for daily shoppings, taking care of kids, and educating the kids.
It made them different people
They attacked only at night under the cover of darkness. Their tactic was to engage in small skirmishes in the South Vietnamese countryside where they were familiar with the area. They used guerilla warfare and had their trip wires and pits with sharpened bamboo stakes to demobilize the enemy. After the battle, they escaped back to the jungle.