• Kev lag luam kev thauj mus los thiab kev thauj mus los: Siv rau ntev - kev thauj mus los ntawm cov khoom loj, txhim kho kev ua haujlwm ntawm ib qho khoom xa tuaj.
• Kev tuav pov hwm thiab kev tswj hwm: Ua haujlwm raws li lub chaw cia khoom ib ntus, hais txog cov kev xav tau khaws cia raws caij nyoog.
• Daim ntawv thov kev lag luam thiab kev nthuav tawm: sai sai teeb tsa lub rooj muag khoom ib ntus lossis chaw cia khoom.
• Cov khoom siv thaum muaj xwm txheej ceev: Muab cov kev daws teeb meem ceev ceev rau hauv cov xwm txheej kub ntxhov xws li kev pab daws teeb meem.
