30 ืืืืื ืืืืืืืื ืืชืงืืืื ืฉืืืืืื ืืืขืช ืืจืืืื ืขืืืื ืืื ืืืืช โ ืืืง 1: ืชืืืืจ ืขืฆืื, ืืืืงืืช, ืืืฉืืื, ืืชืืืืืืช ืขื ืฉืืืืช ืงืฉืืช, ืืฉืืืืช ืืืืืช ืืืจืืืื. ืืืื ืชืจืืื ืืขืืจืืช ืืืฉืคื ืืืืื ืืื ืืืื.
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