eeee eefe eefl eele efeo elee elef eleo elfe elle ello eole eolo ewew ewle feel fefe feff fefo fele felf fell felo feof fewe fewl ffee ffff flee flew floe floo flow flwe fofo fole foll folo foof fool fowe fowl leef leel lefe leff lele lell lelo leof lewe llef llew llll lloo loew lofe loff lole loll lolo looe loof lool lowe lowl loww lwoo lwow o-eo oele off- offe offo ole- olef oleo olfe olle ollo olof ooff oolo oooo owel owfe owoe owow weef weel weeo wefe weff wefl wele welf well welo weol weow wewe wewo wfff wfle wflf wfll wflo wflw wfwl wfwo wlee wlel wleo wlew wlfe wlff wlfl wlfw wlle wllf wlll wllw wloe wlof wlol wloo wlwe wlwf wlwl woel wofe woff wofl wole wolf woll wolw woof wool woow wowe wowf wowl wowo woww wwel wweo wwfe wwfl wwfw wwle wwlf wwll wwlw wwof wwol wwow wwwe wwwl wwww