1. Muab faib ua ob hom los ntawm qhov hnyav: lub raj mis fwj thiab qhov hnyav ib leeg-siv npias fwj (saib Cov Ntawv Ntxiv A).
2. Raws li qhov ua tau zoo ntawm cov khoom, nws tau muab faib ua cov khoom lag luam zoo, cov khoom tsim ua ntej thiab cov khoom tsim nyog.
3. Lub raj mis zoo thiab lub npe ntawm txhua ntu