Tebulo lonyamulira lonyamula ndi nsanja yonyamulira.Mapangidwe a mawilo amachititsa kuti zipangizo ziziyenda mosavuta, zomwe zimapangitsa ogwira ntchito kukhala ogwira mtima komanso opulumutsa ntchito.
Gudumu la msewu lili ndi ntchito yoboola pamanja, zomwe zimapangitsa kuti ntchitoyo ikhale yotetezeka.
Gudumu lakutsogolo ndi gudumu lapadziko lonse lapansi, nsanja imatha kutembenuzika mwakufuna, ndipo kumbuyo ndi gudumu lolunjika, lomwe limayendetsa kayendetsedwe ka nsanja kuti likhalebe lokhazikika.Izi zimathandiza makonda.