Lub chaw ua haujlwm ib puag ncig yog huv si thiab huv si, qhov chaw ua haujlwm yog qab ntxiag thiab sov so, cov khoom lag luam ua tiav, thiab daim ntawv teev npe zoo thiab huv si.Kev cob qhia ntau lawm: Lub Hoobkas Rhiav ib puag ncig yog dav thiab huv si, peb muaj cov cuab yeej tsim khoom, cov kws tshaj lij kev tsim khoom, thiab kev tsim kho thiab tsim cov neeg ua haujlwm.
