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1Chŏngbo ch'ŏri yŏngyŏk /정보 처리 영역 /
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2Chuŭiryŏk yŏngyŏk /주의력 영역 /
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3Chigak paltal yŏngyŏk /지각 발달 영역 /
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4Ŏnŏ paltal yŏngyŏk /언어 발달 영역 /
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