eeeee eeler efere effer efrem efuru elele eleme ellel eller ellul elmer elulu eluru emeer emele emell emere emerl emmer emule emure erem- erere euell euler eum-u eumel eurel eurre feele feeme feere felle femle femme femur ferel ferle ferme ferr- ferre feuer feule fleem fleer fleme flere fleum fleur fluff flume flumm flure flurr fmllr fmmul freel freer freme fremm frere freur frume fu-fu fulle fullf fumee fumel fumer furel furme leell leeme leere lefeu leffe leful leleu lelle lemel lemer lemme lemur lerer lerum lmule lufre lulle lulul lumer lumle lumme lurer lurue meefe meele meell meemu meere melee melem mell- melle melur memel memer merel merer merle merre merul merur meuer meule meure mmmmm mreru mrlee muffe mufle muler mulle mulur mumle mumlu mumme mummu mureu murle murre murru murum reefe reeme reere refel refer reffe refme relee relue remee remel remer remue remuf rere- reree rerum reuel reuer reule reume ruele ruell ruere ruffe ruler rumer rummu ruule uelfe ufere ullur ulmer ulrum ululu uluru umeer umeme urelu ureme uuuuu