Cov ncauj lus tshiab hauv H - nqaj thev naus laus zis siv ntau dua, yog kev siv lub tshuab ua kom zoo dua qub, tab tom kho cov txheej txheem ntau lawm hauv tiag tiag - Sijhawm . Qhov no txo cov khoom lag luam zoo nkauj thiab kev kho kom zoo dua qub, ua haujlwm hauv H - Tsov tsim ntau lawm {}}