Peb yog cov kws tshaj lij ntawm kev lag luam no
Qhov zoo yog qhov tseem ceeb tshaj plaws, tib neeg sau qhov tseem ceeb rau kev tswj hwm zoo los ntawm qhov pib:
Cov Khoom Siv Hauv Ib Paus
Txhua cov ntaub ntawv raw peb siv yog tus phooj ywg ib puag ncig;
Kev txawj ua haujlwm
Cov neeg ua haujlwm txawj ntse khiav txhua yam hauv kev tsim khoom thiab ntim cov txheej txheem;
Kev tswj kom nruj
Lub chaw tswj kev tswj hwm zoo yog tshwj xeeb rau kev soj ntsuam zoo ntawm txhua tus txheej txheem.





