dddd dedd dede dedo dedu deed deef deel deev defe deff defo deld dele delf dell delo deol deue deul deve devo dfoe dlvo dod- dodd dode dodo doel doff dold dole dolf doll dolo dolu dood doof dool doud doue douf doul dove dudd dude dudo dudu duel duff dufu dule dull dulo dulu duo- duul duve dvlf dvvl edde eddo ede- edel edfl edfu edle edod edou edve eede eedu eeee eefe eefl eele eelv efeo elde eled elee elef eleo elev elfe elle ello ellu elod elue elul elve elvo eode eole eolo eude eule evel evoe evol evoo fede feed feel fefe feff fefo feld fele felf fell felo feod feof feud feve ffee ffff fled flee flod floe floo flou flud flue fluf fluo fode foed fofo fold fole foll folo food foof fool foud foul fove fudd fude fuel fuff fufu fule full fulu lddv ldeo le-u lede ledo leed leef leel lefe leff lele lell lelo lelu leod leof leou leov leud lev- leve levo llef lleu llll llod lloo llud lo-v lode loeu lofe loff lold lole loll lolo lood looe loof lool loud loue loul louu love lovo ludd lude ludo lued luef lufe luff lufu lule lull lulu luvd luve lvov o-eo oddd oded odel odeo odle odoo odou oedo oele oeuf off- offe offo offu olde ole- oled olef oleo olev olfe olle ollo olof olov ooff oold oolo oooo oude oued oufe ouff ould oule oulu ouu- ovde ovee ovfl ovo- ovod ovol ovoo udel udev udoo uele uell ufel uffe ulde ulee uleo ulfe ulle ullo ulo- ulul uofl uofo uovo uulu uuuu uvel uvvu vede vedo veel vel- veld vele vell velo velu veol veve vevo vflo vldl vode vodo voel voeu voff vold vole volf voll volo vool voud voue voul vudu vuel vulf vull vvvv