Screw qhov sib koom ua ke ntawm Lub Koob Yees Duab Siv Khawm ntawm lub koob yees duab.
Kho qhov muag ntawm lub koob yees duab Belt Button nrog koj lub duav siv.
Thaum siv, ntxig rau qhov sib koom ua ke ntawm Lub Koob Yees Duab Siv Khawm rau hauv qhov muag ntawm Lub Koob Yees Duab Khawm, ces koj tuaj yeem dai lub koob yees duab ntawm koj lub duav siv.
Thaum koj xav nqa Lub Koob Yees Duab deb ntawm qhov muag ntawm Lub Koob Yees Duab Siv Khawm, tsuas yog nias lub koob yees duab kom tso tawm qhov sib koom ua ke ntawm qhov muag, tom qab ntawd nce lub koob yees duab kom nqa qhov sib koom ua ke tawm ntawm qhov muag.