30 ืืืืื ืฉืืืคืืขืืช ืืงืืืฆืช ืืงืืฉื ืืืื ืื ืืช ืฉื ืืคืกืืืืืืจื. ืืื ืืชืืืืื ืืืืืื ืืื ืกืืืื ืืื ืืืืื ืืืืืื ืืืื.
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