Sigma
Sigma, duâi-siā siā có̤ Σ, siēu-siā siā có̤ σ hĕ̤k-ciā ς, sê Hĭ-lé-nà̤ cê-mō̤ gì dâ̤ 18 ciáh cê-mō̤, diŏh Rho gì piăng-âu gâe̤ng Tau gì sèng-dău.
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