mufu muie muil muir mule muli mull mulm mulo mulu mume mumm mumo mumu murc mure muri murl muro murr muru o-eo occc occi oce ocee ocef oclc ocml ocom ocre ocrl ocro ocrr ocul ocum ocur oec- oecc oeec oeil oele oeme oere oerm oeuf ofcl ofcr ofem ofer off- offc offe offo offr offu ofme ofml ofor ofre oici oier oiii oime oire oium olcc ole- olef olei oleo oler olfe olic olie olim olio olle olli ollo olmi olmo olof olom olor olur omee omei omeo omer omic omie omim omio omle omo- omoe omoi omoo omor omre omri omro omul omuo oocr ooer ooff oolo oome oooo oore orce orci orco ore- orec orel orem oreo orer orfe orff orfi orfu ori- oric orie orif oril orio orle orlo orlu orme ormo oro- oroe orof orom oror orri orro orum oucc ouer oufc oufe ouff ouie ouii ouir oule oulu oume oumi our- oure ouro ouu- rccc rcfc rcic rcle recc rece reci recm recr recu reef reel reem refe reff refi refl refr refu reif reii reil reim reir reiu rele rell relm relo reme remi remo reof reol reou rere reri rero reru reue reuf reul reuu rfef rfem rffc rffl rfic ricc rice rico rief riel riem rier rieu rife riff rifu riif rile rill rilo rilu rime rimi rimm rimo rimu riol riom riou rire riri riue rlee rlef rleu rlif rlml rmif rmll rocc roce roco roel roer rofc rofe roff rofl rofo roif roil roio roir roiu role rolf roll rolm rolo rome romi romm romo roof rooi rool room roor rorc rore rori roro roru roue rouf roul roum rrfc rrif rrle rrmc rrrr rrum ruce ruci ruel ruer rufc rufe ruff rufo ruif rule rull rulo rume rumi ruml rumm rumo rurc rure ruri ruro ruru u-ie ucci ucel ucil ucio ucmc ucom ucrc ueir uele ueli uell ufcu ufel ufer uffe uile uiml uirr ulcc ulco ulee uleo ulfe ulic ulie ulim ulle ulli ullo ullr ulme ulmi ulmo ulmu ulo- uloc ulul ulum umec umer umff ummo umoe umol umor umri uocc uofl uofm uofo uolc uoml uomo uor- uore urci ure- urfe urff urfi uric urie urif urim uriu urle urmi uro- urol urom uroo urre urri urum urur uulu uuoc uuri uuuu