Dhammaadka shaqo kasta, ama isu diyaarinta daabacaadda, hubi in dhammaan rullaluistuyada isha khadku kala go'an yihiin oo si habboon loo nadiifiyey. Markaad dib u habeyn ku sameyneyso saxafada, hubi in dhammaan qeybaha ay shaqeynayaan oo aysan jirin wax shaqo ah oo loo baahan yahay si loo dejiyo saxaafadda. Qaybaha gaarka ah ee nidaamka hagaajinta waxaa loo qaabeeyey oo loo soo saaray si loo dulqaadan karo oo aad u adag oo u shaqeeya si dabacsan oo qumman. Haddii cillad aan caadi ahayn dhacdo, waa in qaybta daabacaadda si taxadar leh loo eego si loo go'aamiyo waxa sababay fashilka si dayactir habboon loo sameeyo.