-ene bbbb bbch bbeb bcbc bccc bcec bche bcnu bcuc bebb bebe bech beck becu beeb beek been behn beke bene benk benn benu beuk bhcc bhuu bubb bube bubu bucc buce buch buck bucu buen bueu buhe buke bukh bukk buku bunb bune bunk bunn bunu cbbc cbcc cbce cbcn cbcu cbec cbee cbkn ccbc ccbn cccb cccc cccu ccee cche ccnb ccnc ccne ccnu ccuc cebu cec- cece ceeb ceec ceke cen- cene chce chch cheb chec chee cheh chek chen cheu chkb chnb chnc chub chuk chun ckbc ckbe ckch ckck cken cknb cknc cnbc cub- cubb cube cucc cuce cuck cucn cuek cuk- cuke cune ebbc ebcc eben ecbc ecbe eccb eccc ecce eche ecne eeee eeke ehcc eheh ehen eheu ekch ekeb ekek eken ekne enb- enbn ence ench enee enke ennc enne ennu enue eubc euch hcbc hccb hccc hcch hebb hebe hech heck heeb heek hehe hehn heke heku hene henh henk henn henu heue heuk heun hhhh hkbu hkcc hnce hubb hube huch huck hucu huhn huhu huke hunc hune hunh hunk huub kbbb kbbc kbbe kbbk kbbu kbcb kbce kbch kbck kbcu kbeb kbec kbee kbeh kbek kben kbhb kbhc kbhe kbhh kbhn kbkb kbkk kbnh kbnn kbnu kbub kbuc kbue kbuk kbun kbuu kcbc kcbk kcbu kccb kccc kcck kccu kceb kcec kcee kceu kche kchh kchk kchn kchu kckc kckk kckn kcnb kcnh kcub kcue kcuh kcuk kebb kebc kebe kebn kebu kech keck keeh keek keen kehk kekb kekc keke keku ken- kene kenk kenn kenu keun khbc khcb khcc khch khck kheb khec khhk khke khkk khkn khnc khne khnk khnu khub khuk khun kkbb kkbe kkbn kkcb kkch kkck kkcn kken kkhb kkhh kkhk kkkk kknb kkne kknn kknu kkuu knbb knbc knbe knbn knbu kncb knce knch knck kncn kncu kneb knec knee knek knen kneu knhc knhk knkk knnb knnk knub knue knuk kubb kubc kube kubu kucb kucc kuce kuch kuek kuen kueu kuhn kuhu kuke kukh kukk kukn kuku kunc kune kunk kunu kuub kuuk kuuu nbbc nbcc ncbc nccc nccn nccu ncec ncee ncen nchc ncnc ncue ncuk nebb nebe nebn nebu necc nece nech neck neeb neen nehe nehu neke neku nene nenh nenu neuc neue neuk neun neuu nhcc nheb nhnn nnnn nubc nube nubk nuce nuch nuck nucu nuee nuke nuku nunc nune nunk nunn nuuk ubbe ubek ucbc uche uhuh ukcc ukek ukeu uknc unbe uncc unce unch uneb unec unee unen unke unkn unne uuen uuuu