How to work with more than 1 strand of yarn https://www.bing.com/videos/search?view=detail&mid=CA5537DDE215344BB4E8CA5537DDE215344BB4E8&shtp=GetUrl&shid=b9b7c970-38e6-4cc3-ae36-1fb105a8482a&shtk=SG93IHRvIGNyb2NoZXQgd2l0aCBzZXZlcmFsIHN0cmFuZHMgZnJvbSBvbmUgYmFsbCBvZiB5YXJu&shdk=WW91IGNhbiBmaW5kIGhvdy10by1jcm9jaGV0IHN0ZXAgYnkgc3RlcCBhbmQgbW9yZSBwaG90b3Mgb24gbXkgc2l0ZTogaHR0cDovL2Zpb25pdHRhLmNvbS8yMDE2L3NldmVyYWxzdHJhbmRzIE15IEZhY2Vib29rIGdyb3VwOmh0dHBzOi8vd3d3LmZhY2Vib29rLmNvbS9ncm91cHMvRmlvbml0dGEvIE15IGluc3RyYWdyYW06IGh0dHBzOi8vd3d3Lmluc3RhZ3JhbS5jb20vZmlvbml0dGEv&shhk=Xpp4YUv13pvaeilCU%2FroJ3ENRw%2FG4PwD6f04rKwh2E8%3D&form=VDSHOT&shth=OSH.%252F1BgS4YrgMgSctlGSU9eAA