"Sìⁿ" pán-pún chi-kan bô-kāng--ê tē-hng

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File:Door,_air_circulation,Tamil_Nadu474.jpg|toaⁿ-sìⁿ-mn̂g
File:2 Nittaku Hammond Pro Beta.png|phi̋n-phóng--ê kûikiû-sìⁿ
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