-ol bbb bbc bbe bbh bbk bbl bbo bbs bcb bcc bce bch bck bcl bco bcs be- beb bec bee beh bek bel beo bes bhb bhc bhe bhh bhk bhl bho bhs bkb bkc bke bkk bkl bko bks blb blc ble blh blk bll blo bls bob boc boe boh bok bol boo bos bsb bsc bse bsh bsk bsl bso bss c-- cbb cbc cbe cbh cbk cbl cbo cbs ccb ccc cce cch cck ccl cco ccs ce- ceb cec cee ceh cek cel ceo ces ch- chb chc che chh chk chl cho chs ckb ckc ckh cko cks cl- clb clc cle clh clk cll clo cls co- cob coc coe coh cok col coo cos csb csc cse csh csk csl cso css ebb ebc ebe ebh ebk ebl ebo ebs ec- ecb ecc ece ech eck ecl eco ecs eeb eec eee eek eel eeo ees ehb ehc ehe ehh ehl eho ehs ekb ekc eke ekh ekl eko eks elb elc ele elh elk ell elo els eo- eob eoc eoe eoh eok eol eoo eos es- esb esc ese esh esk esl eso ess hbb hbc hbe hbh hbk hbl hbo hbs hcb hcc hce hch hck hcl hco hcs he- heb hec hee heh hek hel heo hes hhb hhc hhe hhh hhk hhl hho hhs hkb hkh hkk hkl hko hks hlb hlc hle hlh hll hlo hls hob hoc hoe hoh hok hol hoo hos hsb hsc hse hsh hsk hsl hss kbb kbc kbe kbh kbk kbl kbo kbs kcb kcc kce kch kck kcl kcs ke- keb kec kee keh kek kel keo kes khe khh khk kho khs kkb kkc kke kkh kkk kkl kks kl- klb klc klh klo kls kob koc koe koh kok kol koo kos ksb ksc kse ksh ksk ksl kso kss lbb lbc lbe lbh lbk lbl lbo lbs lcb lcc lce lch lck lcl lco lcs leb lec lee leh lek lel leo les lhb lhc lhh lhk lho lhs lkb lkh lkl lks llb llc lle llk lll llo lls lob loc loe loh lok lol loo los lsb lsc lse lsh lsk lsl lso lss ob- obb obc obe obh obk obl obo obs oc- ocb occ och ock ocl oco ocs oeb oec oee oeh oel oeo oes ohc ohe ohh ohl oho ohs okb okc oke okk okl oko oks olb olc ole olk oll olo ols oo- oob ooc ooh ook ool ooo oos os- osb osc ose osh osk osl oso oss sbb sbc sbe sbh sbk sbl sbo sbs scb scc sce sch sck scl sco scs se- seb sec see seh sek sel seo ses sh- shb shc she shh shk shl sho shs sk- skb skc ske skh skk skl sko sks slb slc sle slh slk sll slo sls sob soc soe soh sok sol soo sos ss- ssb ssc sse ssh ssk ssl sso sss

-ose bbbb bbbs bbch bbeb bbhs bblb bbls bcbc bcbs bccc bccl bccs bcec bces bche bchs bcos bcsc bcsl bcss bebb bebe bebo bech beck becs beeb beek beel bees behs beke beko beks bele belk bell belo bels beo- beok beos bes- bese besh besk beso bess bhcc bhel bhhs bkhs bleb blee bleh blek bleo bles blhs blkb blls blob bloc blok bloo blss bobb bobe bobo bobs boce boch bock boco bocs boec boee boel boeo boes bohl boho bohs boke boko boks bole bolk boll bolo bols boob booc booe booh book bool boos bosc bose bosh bosk boso boss bscs bseb bsec bsee bses bshs bslc bsos bssc bsse c-bo cbbc cbbs cbcc cbce cbcl cbcs cbec cbee cbhl cbhs cbkl cbko cblb cblc cbol cbsc cbse ccbc cccb cccc cccl cccs ccee ccel cche cchl cchs cclc ccls ccob ccoc ccsl ccss cebs cec- cece ceco cecs ceeb ceec ceel cees cehl cehs ceke cel- celc cele cell celo cels ceol ceos cesc cese cess chce chch chcs cheb chec chee cheh chek chel ches chhs chkb chks chlc choc choh chok chol choo chos chsc chse chsh ckbc ckbe ckch ckck ckcl ckco ckcs ckhs ckob ckoc ckoo ckos cksb cksh cksl ckso clec clee clek cleo cles clhs clob cloe clok cloo clos clsc cobb cobe cobh cobo cobs coce coch cock coco coel coes coho cohs cok- coke coko col- colb cole colk coll colo cols coob cooh cook cool coos cosc cose cosh cosl coso coss cscb cscc csce csch cscl csco cscs csec csee cseh cshl cshs csks csob csos csse e-cl ebbc ebbo ebbs ebcc ebel ebes ebhs eboe ebol eboo ebos ecbc ecbe eccb eccc ecce eccl ecco eces eche echl echo echs ecko ecks eco- ecol ecos ecsc ecse ecss eecs eeee eees eehs eeke eeks eele eels eeoc eese eesk ehcc eheh ehel ehhs ehle ehlo ekch ekco ekeb ekek ekes ekho ekhs ekos el-b elbe elbo elcb elce elch elco elec elee eleh elek eleo eles elhs elke elko elks elle ello ells elok elos else elso eoes eole eolo esbo esbs escb esce esch esco escs esee esek esel eseo eses eshs eske esko esks eso- esok esol esos esse essh essl esso hbbs hbes hbhs hboc hbos hbss hcbc hcbs hccb hccc hcch hccs hchs hcsc hcso hcss hebb hebe hebo hech heck hecs heeb heek heel hees hehe heho hehs heke hele helk hell helo hels hesc hesh hess hhcl hhhh hhhs hkcc hkcl hkcs hkse hlhs hlss hobe hobo hobs hoce hoch hock hocs hoek hoel hoes hohe hohl hoho hoke hoko hoks hol- holb holc hole holh holk holl holo hols hooe hook hool hoos hose hosh hoss hsbc hscc hses hshs hsls hsob hsse k-lo k-os kbbb kbbc kbbe kbbk kbbl kbbo kbbs kbcb kbce kbch kbck kbcl kbco kbcs kbeb kbec kbee kbeh kbek kbel kbeo kbes kbhb kbhc kbhe kbhh kbhl kbhs kbkb kbkk kbkl