-ol b-u bbb bbc bbe bbk bbl bbo bbu bcb bcc bce bck bcl bco bcu be- beb bec bee bek bel beo beu bkb bkc bke bkk bkl bko blb blc ble blk bll blo blu bob boc boe bok bol boo bou bub buc bue buk bul buo buu c-- cbb cbc cbe cbk cbl cbo cbu ccb ccc cce cck ccl cco ccu ce- ceb cec cee cek cel ceo ceu ckb ckc cko cl- clb clc cle clk cll clo clu co- cob coc coe cok col coo cou cub cuc cue cuk cul cuo cuu ebb ebc ebe ebk ebl ebo ebu ec- ecb ecc ece eck ecl eco ecu eeb eec eee eek eel eeo ekb ekc eke ekl eko eku elb elc ele elk ell elo elu eo- eob eoc eoe eok eol eoo eou eu- eub euc eue eul kbb kbc kbe kbk kbl kbo kbu kcb kcc kce kck kcl kcu ke- keb kec kee kek kel keo kkb kkc kke kkk kkl kku kl- klb klc klo klu kob koc koe kok kol koo kou kub kuc kue kuk kul kuu lbb lbc lbe lbk lbl lbo lbu lcb lcc lce lck lcl lco lcu leb lec lee lek lel leo leu lkb lkl llb llc lle llk lll llo llu lob loc loe lok lol loo lou lub luc lue luk lul luo luu ob- obb obc obe obk obl obo obu oc- ocb occ ock ocl oco ocu oeb oec oee oel oeo okb okc oke okk okl oko oku olb olc ole olk oll olo olu oo- oob ooc ook ool ooo ou- ouc oue ouk oul ouo ubb ubc ube ubk ubl ubo ubu ucb ucc uce uck ucl uco ucu ueb uec uee uel ukb ukc uke ukk ukl uku ulb ulc ule ulk ull ulo ulu uob uoc uoe uok uol uoo uuc uue uuu

bbbb bbeb bblb bcbc bccc bccl bcec bcuc bebb bebe bebo beck becu beeb beek beel beke beko bele belk bell belo belu beo- beok beuk blcu bleb blee blek bleo bleu blkb blob bloc blok bloo blou blub blue bobb bobe bobo bobu boce bock boco bocu boec boee boel boeo boke boko boku bole bolk boll bolo bolu boob booc booe book bool boue bouk boul bubb bube bubo bubu bucc buce buck buco bucu buel bueu buke bukk buko buku bulb bule bulk bull bulu buol c-bo cbbc cbcc cbce cbcl cbcu cbec cbee cbkl cbko cblb cblc cbol ccbc cccb cccc cccl cccu ccee ccel cclc ccob ccoc ccuc cebu cec- cece ceco ceeb ceec ceel ceke cel- celc cele cell celo ceol ceou ckbc ckbe ckck ckcl ckco ckob ckoc ckoo clec clee clek cleo cleu clob cloe clok cloo clou club clue cobb cobe cobo cobu coce cock coco cocu coel cok- coke coko col- colb cole colk coll colo colu coob cook cool coub coue couk coul cub- cubb cube cucc cuce cuck cuek cuk- cuke culb culc cule culk cull culo e-cl ebbc ebbo ebcc ebel eboe ebol eboo ebul ecbc ecbe eccb eccc ecce eccl ecco ecko eco- ecol ecou eeee eeke eele eeoc ekco ekeb ekek el-b elbe elbo elbu elcb elce elco elec elee elek eleo elke elko elle ello ellu elok elue elul eole eolo eubc eule k-lo kbbb kbbc kbbe kbbk kbbl kbbo kbbu kbcb kbce kbck kbcl kbco kbcu kbeb kbec kbee kbek kbel kbeo kbkb kbkk kbkl kbko kblb kble kbll kblo kblu kbob kboc kboe kbok kboo kbub kbuc kbue kbuk kbul kbuu kcbc kcbk kcbl kcbu kccb kccc kcck kccl kccu kceb kcec kcee kcel kceo kceu kckc kckk kckl kcko kclc kcle kclk kcll kclu kcob kcoe kcol kcou kcub kcue kcuk kcul kebb kebc kebe kebu keck keco keek keel kekb kekc keke kekl keko keku kele kelk kell kelo kelu keok keol keul kkbb kkbe kkbl kkbo kkcb kkck kkcl kkco kkkk kklb kklc kkll kklo kkob kkol kkoo kkuu klbb klbc klbe klbl klbu klcb klcc klce klck klcl kleb klec klee klek kleo klkc klkk klkl klko kllb kllc klle kllk klob kloc kloe klok klol kloo klou klub klue kluk kluu kobb kobc kobe kobk kobo kobu kocb kock koel kokb kokc koke kokk koko koku kolb kolc kole kolk koll kolo kolu koob kooc kook kool kooo koou koub koue koul kouu kubb kubc kube kubo kubu kucb kucc kuce kuco kuek kuel kueu kuke kukk kukl kuku kulb kule kull kulo kulu kuok kuol kuoo kuub kuuk kuul kuuu lbcc lcbc lccc lcce le-u lebo lebu lece leck leco leek leel leke lekk leko lele lell lelo lelu leoc leok leou leuc leuk llcc lleu lllc llll lloc lloo lob- lobb lobe lobo locc loce lock loco locu loeb loeu loke lokk loko lole loll lolo loob looc looe look lool loue louk loul louu lube luce luck luke luko lule lull lulu luuk o-eo obbo obec obel obkb oble oblu oboe obok obol ocbc occc oce ocee ocke oclc ocul oec- oecc oeec oele okcu okko oklo okok okol okul olbo olcc ole- oleo olle ollo oobe ooku oolo oooo oucc oule oulk oulu ouu- ubbe ubbo ubek uble ublo uboc ucbc ucel uele uell ukcc ukek ukeu ukko ukok ulbc ulcc ulco uleb ulee ulek uleo ulle ullo ulo- uloc uluk ulul uocc uoke uolc uulu uuoc uuuu

-lock bbbee bbook bcell bcock bebek bebel beblo becco becel becke becue beebe beeke beele bekke bekko bekok belbo belce belec belee belek bellb belle bello belok belue beule bleck bleek bleke blekk bleue block bloke blook bloue bluke bo-bo bobek bobko boble boboc bobok bocce bocke bocle boece boeck boeke boeol bokel bokeo bokko bokok bolbe bolek bolel boleo bolko boll- bolle bollo bollu bolok boluk booce boock booco booke booko boole bouce bouck bouee bouel bouke bouko boul- boulc boule boulo bubbe buble bucco bucek buceo bucko bucku buell bukk- bulb- bulck