Valavu ya Louver
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Valavu Yozungulira Yokhala ndi Masamba Ambiri
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valavu yopopera mpweya yoyendetsedwa ndi pneumatic
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valavu yopopera mpweya wozungulira wa pneumatic wa mpweya wotuluka madzi
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valavu yopopera mpweya wa flue pamanja
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Chopondera Chopondera Chaching'ono Chozungulira Chozungulira
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Valavu yamagetsi ya sikweya yamagetsi
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Valavu yamagetsi yolumikizira magetsi
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Valavu yolumikizira ndi manja