Chifukwa 1: Kusintha kwamalingaliro ndikolakwika.
Yankho: Sinthaninso kuyang'ana, kuyang'ana kwa zochepa kuti zikhale zabwino kwambiri.
Chifukwa 2: Kubwerera kumbuyo sikusinthidwa.
Yankho: Buku logwiritsa ntchito mapulogalamu "backlash adjustment" kuti musinthe.
Chifukwa 3: Kusamvana kwachiwonetsero ndikotsika kwambiri.
Yankho: Sinthani chisankho.
Chifukwa 4: Zolemba ndi zojambula sizolondola.
Yankho: Sinthani pulogalamu yamankhwala.
Chifukwa 5: Masitepe chosema magawo olakwika.
Yankho: Sinthani.