-er -ol b-p bbb bbe bbk bbl bbo bbp bbr bbs be- beb bee bek bel beo bep ber bes bkb bke bkk bkl bko bkp bkr bks blb ble blk bll blo blp blr bls bob boe bok bol boo bop bor bos bpb bpe bpl bpo bpp bpr bps brb bre brk brl bro brp brr brs bsb bse bsk bsl bso bsp bsr bss ebb ebe ebk ebl ebo ebp ebr ebs eeb eee eek eel eeo eep eer ees ekb eke ekl eko ekp ekr eks elb ele elk ell elo elp elr els eo- eob eoe eok eol eoo eop eor eos ep- epb epe epl epo epp epr eps erb ere erk erl ero erp err ers es- esb ese esk esl eso esp esr ess kbb kbe kbk kbl kbo kbp kbr kbs ke- keb kee kek kel keo kep ker kes kkb kke kkk kkl kkp kkr kks kl- klb klo klr kls kob koe kok kol koo kop kor kos kpe kpk kpl kpo kpp kpr kps krk krl kro krp krr krs ksb kse ksk ksl kso ksp ksr kss l-p lbb lbe lbk lbl lbo lbp lbr lbs leb lee lek lel leo lep ler les lkb lkl lkp lkr lks llb lle llk lll llo llp llr lls lob loe lok lol loo lop lor los lpb lpe lpk lpl lpo lpp lpr lps lrb lrk lro lrp lrr lrs lsb lse lsk lsl lso lsp lsr lss ob- obb obe obk obl obo obp obr obs oeb oee oel oeo oep oer oes okb oke okk okl oko okp okr oks olb ole olk oll olo olp ols oo- oob ook ool ooo oop oor oos op- opb ope opk opl opo opp opr ops or- orb ore ork orl oro orp orr ors os- osb ose osk osl oso osp osr oss p-p pbb pbe pbk pbl pbo pbp pbr pbs peb pee pek pel peo pep per pes pkb pke pkl pko pkp pkr pks plb ple plk pll plo plp plr pls pob poe pok pol poo pop por pos ppb ppe ppk ppl ppo ppp ppr pps prb pre prk prl pro prp prr prs ps- psb pse psk psl pso psp psr pss rbb rbe rbk rbl rbo rbp rbr rbs re- reb ree rek rel reo rep rer res rkb rke rkk rko rkp rks rle rll rlo rlp rlr rls rob roe rok rol roo rop ror ros rpb rpe rpk rpl rpo rpp rpr rps rrb rrk rrl rrp rrr rrs rsb rse rsk rsl rso rsp rsr rss sbb sbe sbk sbl sbo sbp sbr sbs se- seb see sek sel seo sep ser ses sk- skb ske skk skl sko skp skr sks slb sle slk sll slo slp slr sls sob soe sok sol soo sop sor sos spb spe spk spl spo spp spr sps sr- srb sre srk srl sro srp srr srs ss- ssb sse ssk ssl sso ssp ssr sss

-ose bbbb bbbs bbeb bblb bbls bbpr bebb bebe bebo beeb beek beel beep beer bees beke beko beks bele belk bell belo belp bels beo- beok beor beos bepo bere berk bero berr bers bes- bese besk beso bess bkpr bksp bleb blee blek bleo bles blkb blls blob blok bloo blop blsp blss bobb bobe bobo bobs boee boel boeo boep boer boes boke boko boks bole bolk boll bolo bols boob booe book bool boop boor boos bope bopp bops bor- bore bork boro borr bors bose bosk boso boss bpel bpoe breb bree brek brel breo brep brer bres brkb brlp brls brob broe brok brol broo bror bros brrr brrs brsb brsr bseb bsee bser bses bsos bspp bspr bsse ebbo ebbr ebbs ebel eber ebes eboe ebol eboo ebor ebos ebpo ebro eeee eees eeke eeks eele eels eeps eero eers eese eesk ekeb ekek eker ekes ekos ekpe ekpo el-b el-p elbe elbo elee elek eleo eler eles elke elko elks elle ello ells elok elos elpe elro else elso eoes eole eolo eore eorl epee eper epes eple epll epol epor epos eppo eppp epps eprb epro eprp eprs epsp epss erbb erbe ereb erel erer eres erke erks erle erll erob eroe erol eroo eros erpe erps erre erro errs erse erso esbo esbs esee esek esel eseo eser eses eske esko esks eslp eso- esok esol esop esos espe espo espp esps esse essl esso essp k-lo k-os kbbb kbbe kbbk kbbl kbbo kbbr kbbs kbeb kbee kbek kbel kbeo kber kbes kbkb kbkk kbkl kbko kbkr kblb kble kbll kblo kblp kblr kbls kbob kboe kbok kboo kbos kbpe kbpk kbpo kbpr kbps kbrb kbre kbrk kbrl kbro kbsb kbsk kbso kbsr kbss kebb kebe kebr keek keel keep keer kees kekb keke kekl keko keks kele kelk kell kelo kelp keok keol keos kep- kepe keps ker- kerb kere kerk kerl kero kerp kerr kers kesb kesk keso kesp kesr kess kkbb kkbe kkbl kkbo kkbr kkbs kkkk kklb kkll kklo kkls kkob kkol kkoo kkor kkpk kkpl kkps kkrb kkre kkrk kkrl kkro kkrr kkrs kkse kksp kksr kkss klbb klbe klbl klbs kleb klee klek kleo klep kler kles klkk klkl klko klkr klks kllb klle kllk kllp klls klob kloe klok klol kloo klop klor klos klpr klrk klrr klrs klse klsr kobb kobe kobk kobo kobr kobs koel koes kokb koke kokk koko kokp kokr koks kolb kole kolk koll kolo kolr kols koob kook kool kooo koop koor koos kopb kope kopp kopr kops korb kore kork korl koro korr kors kos- kosb kose koso kosp kosr koss kpbb kpbe kpbl kpbr kpbs kpek kpel kper kpke kpkk kpkl kpkr kplk kplo kplr kpob kpoe kpok kpol kpoo kpop kppk kppl kppo kppp kppr kprb kpre kprk kprl kpro kprp kprr kprs kpso kpsp krbb krbe krbk krbl krbr kreb kree krek kreo kres krke