-form floom floor florn floro floru floum flour fluff flumm fluo- fluon fluor flurn flurr fmllr fmmul fofum follo folon fomon fomor form- forno forro forum forur fourm fouro fromm froom frorn fu-fu fullf fullo fuorn furo- furor l-ron lofou lollo lolol lomno lorom loron lorum lorun louro lulom lulul lumon lurun m-flo mllon mmmmm moffo molln mollo mollu molon molor momlu monno mono- monon monor monro mooll moolu moorn mooro morfu mormo moron moror morou morro morum morun moulu mourn mrmom mroof mrorr mufon mulln mullo mulur mumlu mummu mumun munro murlo murol murom muron muror murro murru murum nnooo no-no nofor nofou nofun nommo nomo- nomom non-u nonno noonu norm- norml noron norro norum norun nroff nu-nu nullo nunon nunun nuoro nurlu nurmo nurun offof offon offun ofono oforn ofour ofrum ollon ollur olomu olour olumu omoon omoro omron omulu onmun onoff onoon onorn onour ooooo orfor orful orlon ormur ornon orolu oromo orono orrum oruro oullo oulon oulun ouoro ourno ourol rmnmn ro-ro rofor rolfo rollo rolmo rolon romfo romon ronno roomu roull roumm ruffo rufo- rufol rullo rulon rummo rummu rumor runo- runof runon ruomu ufofu ullur ulno- ulrum ululu uluru umour unfun unfur unmol unnun unnur unoor unorn unrol unrun unurn urour uuuuu