user
Maimaita gwaje-gwajen yana inganta yiwuwar samun sakamako mai kyau saboda sakamakon gaba ɗaya yana da kyau.  Amsoshi masu yiwuwa: * da ƙarancin yiwuwar tabbatar da hasashen daidai. * da ƙarancin yiwuwar tabbatar da hasashen daidai. * da ƙarancin yiwuwar zama daidai saboda ƙarancin kurakurai da ake yi. * da ƙarancin yiwuwar zama daidai saboda ƙarancin kurakurai da ake yi.
assistant
mafi kusantar zama daidai saboda ƙananan kurakurai da ake yi.