do-won dododo dodown dollon dololo dolool dondon donlon donwun doudou doulou downon duddon duldul dululu dundun dunoon dunowo duolun loddon london lonnol looloo loudon loudun loulon loulou lowlow lowood ludlow lunlun nnundu non-no nonlow nonodd nonold nonono nonoon noonoo nounou nownow null-o nwoduo odonow oldlow oooooo ouolon udullu undull unlull wollow wolowo woodoo woowoo