bbb bbc bbe bbh bbk bbo bbs bbx bcb bcc bce bch bck bco bcs bcx be- beb bec bee beh bek beo bes bex bhb bhc bhe bhh bhk bho bhs bhx bkb bkc bke bkk bko bks bkx bob boc boe boh bok boo bos box bsb bsc bse bsh bsk bso bss bsx bxb bxo bxx c-- cbb cbc cbe cbh cbk cbo cbs cbx ccb ccc cce cch cck cco ccs ccx ce- ceb cec cee ceh cek ceo ces cex ch- chb chc che chh chk cho chs chx ckb ckc ckh cko cks ckx co- cob coc coe coh cok coo cos cox csb csc cse csh csk cso css csx cxc cxh cxk cxo cxs cxx ebb ebc ebe ebh ebk ebo ebs ebx ec- ecb ecc ece ech eck eco ecs ecx eeb eec eee eek eeo ees eex ehb ehc ehe ehh eho ehs ekb ekc eke ekh eko eks eo- eob eoc eoe eoh eok eoo eos es- esb esc ese esh esk eso ess esx ex- exc exe exh exo exs exx hbb hbc hbe hbh hbk hbo hbs hbx hcb hcc hce hch hck hco hcs he- heb hec hee heh hek heo hes hex hhb hhc hhe hhh hhk hho hhs hkb hkh hkk hko hks hob hoc hoe hoh hok hoo hos hox hsb hsc hse hsh hsk hss hsx hxc kbb kbc kbe kbh kbk kbo kbs kbx kcb kcc kce kch kck kcs kcx ke- keb kec kee keh kek keo kes kex khe khh khk kho khs kkb kkc kke kkh kkk kks kob koc koe koh kok koo kos ksb ksc kse ksh ksk kso kss kxo ob- obb obc obe obh obk obo obs obx oc- ocb occ och ock oco ocs ocx oeb oec oee oeh oeo oes oex ohc ohe ohh oho ohs okb okc oke okk oko oks oo- oob ooc ooh ook ooo oos oox os- osb osc ose osh osk oso oss osx ox- oxb oxc oxo oxx sbb sbc sbe sbh sbk sbo sbs sbx scb scc sce sch sck sco scs scx se- seb sec see seh sek seo ses sex sh- shb shc she shh shk sho shs sk- skb skc ske skh skk sko sks skx sob soc soe soh sok soo sos sox ss- ssb ssc sse ssh ssk sso sss ssx sxc sxs xbc xbe xbx xcb xch xcx xee xes xex xkb xke xks xoc xok xoo xos xox xsb xsc xss xxo xxx

-ose bbbb bbbs bbch bbeb bbhs bbox bcbc bcbs bccc bccs bcec bces bche bchs bcos bcsc bcss bebb bebe bebo bech beck becs beeb beek bees behs beke beko beks beo- beok beos bes- bese besh besk beso bess bhcc bhhs bkhs bobb bobe bobo bobs boce boch bock boco bocs boec boee boeo boes boho bohs boke boko boks boob booc booe booh book boos boox bosc bose bosh bosk boso boss bscs bseb bsec bsee bses bshs bsos bssc bsse c-bo cbbc cbbs cbcc cbce cbcs cbec cbee cbhs cbko cbox cbsc cbse ccbc cccb cccc cccs ccee cche cchs ccob ccoc ccss cebs cec- cece ceco cecs ceeb ceec cees cehs ceke ceos cesc cese cess cexe chce chch chcs cheb chec chee cheh chek ches chex chhs chkb chks choc choh chok choo chos chsc chse chsh ckbc ckbe ckbx ckch ckck ckco ckcs ckcx ckhs ckob ckoc ckoo ckos cksb cksh ckso cobb cobe cobh cobo cobs coce coch cock coco coes coex coho cohs cok- coke coko coob cooh cook coos cosc cose cosh coso coss coxe cscb cscc csce csch csco cscs csec csee cseh cshs csks csob csos csox csse cxxx ebbc ebbo ebbs ebcc ebes ebhs eboe eboo ebos ebox ecbc ecbe eccb eccc ecce ecco eces eche echo echs ecko ecks eco- ecos ecsc ecse ecss eecs eeee eees eehs eeke eeks eeoc eese eesk ehcc eheh ehhs ekch ekco ekeb ekek ekes ekho ekhs ekos eoes esbo esbs escb esce esch esco escs esee esek eseo eses eshs eske esko esks eso- esok esos esox esse essh esso exch exco exec exes exh- exo- exos hbbs hbes hbhs hboc hbos hbox hbss hcbc hcbs hccb hccc hcch hccs hchs hcsc hcso hcss hebb hebe hebo hech heck hecs heeb heek hees hehe heho hehs heke hesc hesh hess hex- hexb hexe hhex hhhh hhhs hkcc hkcs hkex hkse hobe hobo hobs hoce hoch hock hocs hoek hoes hohe hoho hoke hoko hoks hooe hook hoos hoox hose hosh hoss hsbc hscc hses hshs hsob hsse k-os kbbb kbbc kbbe kbbk kbbo kbbs kbcb kbce kbch kbck kbco kbcs kbeb kbec kbee kbeh kbek kbeo kbes kbex kbhb kbhc kbhe kbhh kbhs kbkb kbkk kbko kbob kboc kboe kbok kboo kbos kbox kbsb kbsk kbso kbss kbsx kbxb kbxs kbxx kc-x kcbc kcbk kcbs kcbx kccb kccc kcck kceb kcec kcee kceo kche kchh kchk kcho kchs kchx kckc kckk kcko kckx kcob kcoe kcoh kcos kcox kcsb kcsc kcse kcss kebb kebc kebe kech keck keco keeh keek kees kehk kehs kekb kekc keke keko keks keok keos kesb kesc kesh kesk keso kess kexb kexo kexs kexx khbc khbs khbx khcb khcc khch khck khcs kheb khec khhk khho khhs khke khkk khks khkx khob khoc khoe khok khse khss khxs kkbb kkbe kkbo kkbs kkcb kkch kkck kkco kkcs kkex kkhb kkhh kkhk kkkk kkob kkoh kkoo kkse kkss kkxk kkxs kkxx kobb kobc kobe kobk kobo kobs kocb koch kock kocs koes kohh koho kohs kokb kokc koke kokh kokk koko koks kokx koob kooc kook kooo koos kos- kosb kosc kose kosh koso koss koxc koxe ksbc ksbh ksbs kscb ksce ksch ksck ksco kscs ksec ksee kseh ksek kseo ksex kshb kshe kshk ksho kshs kskb kske kskk ksko ksks kskx ksob ksoc ksok ksoo ksos ksox ksse ksso ksss kssx kxbx kxcs kxeo kxex kxkc kxkk kxks