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Chipangizo Chothandizira Chokweza ndi Manja & Chokhazikika
Chipangizo chonyamulira chothandizira chamanja komanso chokhazikika chingagwiritsidwe ntchito kuchotsa choyimitsa choziziritsira, kuchotsa kuvulala komwe kungachitike kwa ogwira ntchito kutentha kochepa. Izi zimatsimikizira kuti zitsanzo zimatetezedwa, ogwira ntchito ndi otetezeka, ndipo ntchito zimapulumutsa ndalama zambiri.
