Table 1.

The raw and processed data.

Raw Data	Processed Data
The polarization of wealth caused by rapid development has resulted in most households being unable to bear the cost of child-rearing.	polarization, wealth, rapid development, households, unable to, bear, cost of child-rearing
The first child is not brought up properly, so some people want to have a second child. However, they cannot sustain the vigor required to have a second child.	first, child, brought up, properly, second child, sustain the vigor
Having a second child will diminish the quality of my life. When it comes to parenting, there are significant differences between how we do it today and how it was done in the past. Nowadays, many parents send their children for extracurricular classes. No one is willing to let their children lag behind other children.	second child, diminish, quality, my life, significant, differences, parenting, between how we do it today, how it was done in the past, parents, send, children extracurricular classes, lag behind