30 ืืืืืช ืงืืฉืืจ ืฉืืฉืืฉืืช ืืื ืกืืื ืืฉืืืืช ืืคืกืืืืืืจื โ ืชืืกืคืช, ื ืืืื, ืกืืื, ืชืืฆืื, ืืืืื ืืขืื.
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