Txhawm rau kom ua haujlwm tau zoo ntawm keg npias, peb tuaj yeem muab ntau hom npias keg filling thiab tshuab ntxhua khaub ncaws:
Tsis Siv Neeg Ib-lub taub hau thiab Ob-lub taub hau keg filling tshuab;
Tsis Siv Neeg Ib-lub taub hau thiab Ob-lub taub hau keg tshuab ntxhua khaub ncaws;
Tsis siv neeg Ib lub taub hau keg ntxuav thiab sau tag nrho-hauv-ib lub tshuab;
Phau ntawv Ib-lub taub hau thiab ob-lub taub hau keg tshuab ntxhua khaub ncaws;