UMWANYA WUMVA nuburyo gakondo bwo gukama bisanzwe, ibiti, cyangwa ibindi bikoresho. Mubisanzwe ni urwobo ruto cyangwa kwiheba bikoreshwa mugushira ibintu bigomba gukama, ukoresheje ingufu zisanzwe zizuba n umuyaga kugirango ukureho ubuhehere. Ubu buryo bwakoreshejwe n'abantu mu binyejana byinshi kandi ni tekinike yoroshye ariko ikora neza. Nubwo iterambere ryikoranabuhanga rigezweho ryazanye ubundi buryo bwo gukama neza, ibyobo byumye biracyakoreshwa ahantu hamwe kugirango byumishe ibicuruzwa bitandukanye byubuhinzi nibikoresho.