What were the four bullfighters shouting in unison?

Siete

(Cuatro Sinko Says Siete)

I thought about vim tutor when OP mentioned tutorial

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No kidding, git clone and you are good to go

Both consumer and corporate were greedy

Dude actually wrote a proper, coherent letter in Chinese… if I am the teacher he is getting full marks for sure

I live poorly here.

Working conditions are not good, welfare is lacking.

But do not worry, there are only 10 serious incidents at work everyday, and I am very careful.

We opened a small stall, business is not bad.

Although I do not know English well, I can roughly understand what the white men are saying.

Hope to make a living and succeed! I will work hard here and take care of my body.

How are you guys doing?

I miss you guys a lot and hope to meet again.