-ol b-u bbb bbc bbd bbe bbk bbl bbo bbu bcb bcc bcd bce bck bcl bco bcu bdb bdc bdd bde bdk bdl bdo bdu be- beb bec bed bee bek bel beo beu bkb bkc bke bkk bkl bko blb blc bld ble blk bll blo blu bob boc bod boe bok bol boo bou bub buc bud bue buk bul buo buu c-- cbb cbc cbd cbe cbk cbl cbo cbu ccb ccc ccd cce cck ccl cco ccu cdb cdc cdd cde cdk cdl cdo cdu ce- ceb cec ced cee cek cel ceo ceu ckb ckc ckd cko cl- clb clc cld cle clk cll clo clu co- cob coc cod coe cok col coo cou cub cuc cud cue cuk cul cuo cuu dbb dbc dbd dbe dbk dbl dbo dbu dcb dcc dcd dce dck dcl dco dcu ddb ddc ddd dde ddk ddl ddo ddu de- deb dec ded dee dek del deo deu dkb dkc dke dkk dkl dko dku dl- dlb dlc dld dle dlk dll dlo dlu dob doc dod doe dok dol doo dou dub duc dud due duk dul duo ebb ebc ebd ebe ebk ebl ebo ebu ec- ecb ecc ecd ece eck ecl eco ecu ed- edb edc edd ede edk edl edo edu eeb eec eed eee eek eel eeo ekb ekc ekd eke ekl eko eku elb elc eld ele elk ell elo elu eo- eob eoc eod eoe eok eol eoo eou eu- eub euc eud eue eul kbb kbc kbd kbe kbk kbl kbo kbu kcb kcc kcd kce kck kcl kcu kdb kdc kde kdk kdl kdo kdu ke- keb kec ked kee kek kel keo kkb kkc kke kkk kkl kku kl- klb klc kld klo klu kob koc kod koe kok kol koo kou kub kuc kud kue kuk kul kuu lbb lbc lbd lbe lbk lbl lbo lbu lcb lcc lcd lce lck lcl lco lcu ldb ldc ldd lde ldk ldl ldo ldu leb lec led lee lek lel leo leu lkb lkl llb llc lld lle llk lll llo llu lob loc lod loe lok lol loo lou lub luc lud lue luk lul luo luu ob- obb obc obd obe obk obl obo obu oc- ocb occ ocd ock ocl oco ocu odb odc odd ode odl odo odu oeb oec oed oee oel oeo okb okc okd oke okk okl oko oku olb olc old ole olk oll olo olu oo- oob ooc ood ook ool ooo ou- ouc oud oue ouk oul ouo ubb ubc ube ubk ubl ubo ubu ucb ucc ucd uce uck ucl uco ucu udb udc udd ude udk udl udo udu ueb uec ued uee uel ukb ukc uke ukk ukl uku ulb ulc uld ule ulk ull ulo ulu uob uoc uod uoe uok uol uoo uuc uue uuu

bbbb bbdd bbdo bbeb bblb bcbc bccc bccl bcde bcec bcuc bdbc bddc bdle bebb bebe bebo beck becu bede bedl bedo bedu beeb beed beek beel beke beko beld bele belk bell belo belu beo- beod beok beuk blcu bldc bleb bled blee blek bleo bleu blkb blkd blob bloc blod blok bloo blou blub blud blue bobb bobe bobo bobu boce bock boco bocu bodb bode bodo bodu boec boee boel boeo boke boko boku bold bole bolk boll bolo bolu boob booc bood booe book bool boud boue bouk boul bubb bube bubo bubu bucc buce buck buco bucu budb budd bude budl budo budu buel bueu buke bukk buko buku bulb buld bule bulk bull bulu buol c-bo c-cd cbbc cbcc cbce cbcl cbcu cbdb cbdc cbdo cbec cbee cbkl cbko cblb cblc cbol ccbc cccb cccc cccl cccu ccdc cced ccee ccel cclc ccob ccoc ccod ccuc cd-e cddb cddl cdec cebu cec- cece ceco cedd cede cedo cedu ceeb ceec ceel ceke cel- celc cele cell celo ceol ceou ckbc ckbe ckck ckcl ckco ckdo ckdu ckob ckoc ckoo clcd cldc clec cled clee clek cleo cleu clob clod cloe clok cloo clou club clud clue cobb cobe cobo cobu coce cock coco cocu codd code codl coed coel cok- coke coko col- colb cold cole colk coll colo colu coob cood cook cool coub coud coue couk coul cub- cubb cube cucc cuce cuck cude cued cuek cuk- cuke culb culc culd cule culk cull culo d-bo dbcc dcbc dccb dccc dccl dccu dcdb dddd ddlc ddoc ddub debe debu dec- decc decd dece deck decl deco dedd dede dedo dedu deeb deed deek deel dek- deke deld dele delk dell delo deol deue deuk deul dkdc dlbd dlco dobb dobe dobl dobu doce dock doco docu dod- dodd dode dodo doek doel doke doko dold dole dolk doll dolo dolu doob dood dook dool doub douc doud doue douk doul dub- dubb dubc dube dubu duce duck duco dudd dude dudo dudu duel duke duku dulc dule dull dulo dulu duo- duul e-cl ebbc ebbo ebcc ebed ebel eboe ebol eboo ebul ecbc ecbe eccb eccc ecce eccl ecco ecdc ecdl eced ecko eco- ecod ecol ecou eddc edde eddo ede- edel edle edoc edod edou educ eede eedu eeee eeke eele eeoc ekco ekeb eked ekek el-b elbe elbo elbu elcb elce elco elde elec eled elee elek eleo elke elko elle ello ellu elod elok elue elul eocd eode eole eolo eubc eucd eude eule k-lo kbbb kbbc kbbd kbbe kbbk kbbl kbbo kbbu kbcb kbce kbck kbcl kbco kbcu kbdb kbde kbdl kbdo kbeb kbec kbed kbee kbek kbel kbeo kbkb kbkk kbkl kbko kblb kbld kble kbll kblo kblu kbob kboc kbod kboe kbok kboo kbub kbuc kbud kbue kbuk kbul kbuu kcbc kcbd kcbk kcbl kcbu kccb kccc kccd kcck kccl kccu kcdc kcdd kcdu kceb kcec kced kcee kcel kceo kceu kckc kckk kckl kcko kclc kcle kclk kcll kclu kcob kcoe kcol kcou kcub kcue kcuk kcul kdbb kdbl kdcc kdcd kdce