lloro lo-pro lollop lollum loloru lomlom looloo loomup loplop loroum loulou lourlo lumpur lurulu mollom molopo molour molpro mommur moomoo moopoo moorup mop-up morlop mormor mormur morolo mourou mullum mullur mulmul mulmur murmur muumuu oooooo ormolu oromoo oropom orrour polpol poluru pomolo pompom poopoo pop-up popopo poporo poppop populo porrum poupou pppppp prolom propup propur prulom pullup pullur pulmo- pumpup purloo purpur r-loop rollup romolo romour romulo rumour ruurlo ulloor umurlu uppoor upprop uproll uruppu