1. Ntau hom thiab ntau thiab tsawg raws li cov neeg siv khoom xav tau: loj lossis me me, dav dav, ib ntu lossis ntau qhov spans.Qhov siab tshaj plaws yog 36m tsis muaj kab nruab nrab.
2. Tus nqi qis thiab kev saib xyuas zoo.
3. Kev tsim kho sai thiab kev teeb tsa yooj yim: txuag lub sijhawm thiab kev txuag hluav taws xob, tag nrho cov khoom yog lub Hoobkas tsim.
4. Txo cov khoom siv pov tseg, siv lub neej ntev: mus txog 50 xyoo.
5. Zoo saib.