d-loop do-wop dododo dollop dollup dololo dolool doloop dolops dolous doowop dosolo dosulu doudou doulos doulou duldul duloup dulpod dululu duplo- lollop looloo loplop loulou lowlow lowood ludlow lullus lupous lussow odouls oldlow oldsod oooooo opulus osloss osoppo ossous ossowo ossudu ououso owoods owosso ploops plusso podsol pollos polpol poolwo poopoo pop-up popduo popopo popowo poppop popsup populo popups poswol poulos poulps poupou powows powwow pppppp ppsspp psodos pullow pullup pullus pulsus pusso- s-plus sloops slowup slupow sololo soosoo sopsup soudou soulos soulou soupup sousou spodo- spools sullow suppos suslow suspol susulu swolow swoopo swoops swsusp udolls udullu uluops upsold upwold upwood wollop wollow wolowo woodoo woodos woowoo wuddup wussup