-ene bbbb bbbs bbeb bbfn bblb bbls bebb bebe beeb beef beel been bees befe beff bele bell bels belu bene benn bens benu bes- bese bess bffl bffs bleb blee bles bleu blls blss blub blue bluf blus bnss bseb bsee bses bsff bsfs bsns bsse bubb bube bubs bubu buel buen bueu bufe buff bulb bule bull buls bulu bunb bune bunn buns bunu buse buss busu buus ebbs ebel eben ebes ebul ebus eeee eees eefe eefl eefn eele eels eens eese efen efes effs el-b elbe elbu elee elef elen eles elfe elfs elle ells ellu elne else elsu elue elul elus enb- enbn enee enel enes enfb enls enne enns ennu ense ensu enue enuf enus esbs esee esel esen eses esfs esne esse essl essu esuf esus eule euse fble fbus febs feeb feel feen fees fefe feff fele felf fell fels fene fenn fens fese fess feus ffee ffff ffss ffun flee flen fles flnb flub flue fluf flus fnuf fsln fssf fubb fubs fubu fuel fuff fufu fule full fuls fulu fune funf funs fuse fuss fusu le-u lebu leef leel leen lees lefe leff lele lell lelu lene lenn lens lese less lesu leun llbs llef lles lleu llll lnes lnfs lsbu lses lube lubs luef lues lufe luff lufu lule lull lulu lune lunn luns luse luss nbfl nbuf nebb nebe nebn nebs nebu neeb neef neel neen nees nefe neff nefl nefs nele nelf nell nels nene nens nenu nesb nese nesl nesn ness neue neuf neun neuu nfff nfsu nlls nnes nnls nnnn nnsl nnss nseb nsel nsfs nsls nssb nsse nssf nsss nsub nube nubl nubs nuee nuel nuff nule null nune nunn nuns nuse nusl nuss nusu sbbs sbef sbse sbus se-e se-f se-n se-s se-u sebe sebs seeb seef seel seen sees seeu seff sefl selb sele self sell sels selu sene senn sens sese sess seul sfls sfnb sfne sfss sfsu sleb slee sles slln slsu slub slue sneb snee snel snes snfu snlf snns snub snus ssbn ssee sses ssfl ssle ssns sssb sssf ssss sub- subb subl subs suee suel suen sues sueu suf- suff sufs sufu sul- sule sulf sull sulu sun- sunb sune sunn suns sunu sus- suse suss susu suus ubbe uble ubls uele uell uesn uess ufel uffe uleb ulee ulen ules ulfe ulle ulne ulul ulus unbe uneb unee unef unen unes unle unlf unne unns uns- unus usbe usbl usbs usee usef usel usen uses usfl usfs usle uslu usnu ussb usse ussf usss ussu usul usun usus uuen uulu uuuu