Ubungakanani bekheji yenja ngokuqhelekileyo buncinci, bulungele izinja ezincinci zangaphakathi, ikheji yenja kulula ukuyiphatha, ukuphuma kukusebenzisa, ucingo lwentsimbi yamandla aphezulu kunye nezixhobo zentsimbi yombhobho, ukusonga inja yekheji yangaphandle ukusetyenzwa kwepensu, umgangatho wesixhobo eyomeleleyo, egqwesileyo ukumelana nomhlwa, inja yekheji enetreyi, inoku ...
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