Raws li tus kws tshaj lij maus taus scissor nqa platform xa khoom, peb muaj ntau xyoo ntawm kev tsim thiab muag khoom, thiab peb cov khoom lag luam dav hauv tsev thiab txawv teb chaws. Peb muaj cov qhua tuaj koom thoob ntiaj teb, xws li: Senegal, Spain, Tebchaws Asmeskas, Lugoslavia, Bulgai, Puerto Rico, Costa Rica thiab lwm haiv neeg thiab lwm haiv neeg thiab cheeb tsam. Nrog kev txhim kho ntawm lub sijhawm, cov tshuab ua khoom ntawm peb lub Hoobkas kuj tseem tau txhim kho, thiab cov khoom lag luam zoo tau ua tau zoo heev. Ntxiv mus, peb tseem muab kev pabcuam zoo tom qab muag. Peb yuav tsis tsuas yog muab cov neeg siv khoom nrog lub sijhawm 13 lub hlis, tab sis kuj tseem yuav tau muab cov khoom lag luam rau koj ntxiv tom qab koj yuav tsuas yog muab rau koj nrog phau ntawv tsis muaj txiaj ntsig. Yog li, yog vim li cas thiaj tsis xaiv peb?