ืชืืืจื ืืื ืืืื ืืื ืืชืืืืจ ืืชื ืืฉืื ืงืืจื: ืขืืฉืื, ืืืื, ืืืจ, ืืชืืื ืืืืืืืื ืืื ื ืืกืคืื.
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