-er -ol -th b-u bbb bbc bbe bbh bbl bbm bbn bbo bbr bbs bbt bbu bbx bcb bcc bce bch bcl bcm bcn bco bcr bcs bct bcu bcx be- beb bec bee beh bel bem ben beo ber bes bet beu bex bhb bhc bhe bhh bhl bhm bho bhr bhs bht bhu bhx blb blc ble blh bll blm bln blo blr bls blt blu blx bmb bmc bme bmh bml bmm bmn bmo bmr bms bmt bmu bmx bnb bnc bne bnl bnn bno bnr bns bnt bnu bnx bob boc boe boh bol bom bon boo bor bos bot bou box brb bre brh brl brm brn bro brr brs brt bru brx bsb bsc bse bsh bsl bsm bsn bso bsr bss bst bsu bsx btb btc bte bth btl btm btn bto btr bts btt btu btx bub buc bue buh bul bum bun buo bur bus but buu bux bxb bxl bxm bxn bxo bxx c-- cbb cbc cbe cbh cbl cbm cbn cbo cbr cbs cbt cbu cbx ccb ccc cce cch ccl ccm ccn cco ccr ccs cct ccu ccx ce- ceb cec cee ceh cel cem cen ceo cer ces cet ceu cex ch- chb chc che chh chl chm chn cho chr chs cht chu chx cl- clb clc cle clh cll clm cln clo clr cls clt clu clx cmb cmc cme cmh cml cmm cmn cmo cmr cms cmt cmu cmx cn- cnb cnc cne cnh cnl cnm cnn cno cnr cns cnt cnu cnx co- cob coc coe coh col com con coo cor cos cot cou cox crb crc cre crh crl crm crn cro crr crs crt cru crx csb csc cse csh csl csm csn cso csr css cst csu csx ctb ctc cte cth ctl ctm ctn cto ctr cts ctt ctu ctx cub cuc cue cuh cul cum cun cuo cur cus cut cuu cxc cxh cxl cxo cxr cxs cxt cxx ebb ebc ebe ebh ebl ebm ebn ebo ebr ebs ebt ebu ebx ec- ecb ecc ece ech ecl ecm ecn eco ecr ecs ect ecu ecx eeb eec eee eel eem een eeo eer ees eet eex ehb ehc ehe ehh ehl ehm ehn eho ehr ehs eht ehu elb elc ele elh ell elm eln elo elr els elt elu elx em- emb emc eme emh eml emm emn emo emr ems emt emu emx en- enb enc ene enh enl enm enn eno enr ens ent enu eo- eob eoc eoe eoh eol eom eon eoo eor eos eot eou erb erc ere erh erl erm ern ero err ers ert eru es- esb esc ese esh esl esm esn eso esr ess est esu esx etb etc ete eth etl etm etn eto etr ets ett etu etx eu- eub euc eue eul eun eur eus eut eux ex- exc exe exh exl exo exr exs ext exu exx hbb hbc hbe hbh hbl hbm hbn hbo hbr hbs hbt hbu hbx hcb hcc hce hch hcl hcm hcn hco hcr hcs hct he- heb hec hee heh hel hem hen heo her hes het heu hex hhb hhc hhe hhh hhl hhm hhn hho hhr hhs hht hhu hlb hlc hle hlh hll hlm hln hlo hlr hls hlt hlu hlx hmb hmc hme hmh hml hmm hmo hmr hms hmt hmu hmx hnb hnc hne hnh hnl hnn hno hns hnt hnu hob hoc hoe hoh hol hom hon hoo hor hos hot hou hox hr- hrb hrc hre hrh hrl hrm hrn hro hrr hrs hrt hru hsb hsc hse hsh hsl hsm hsn hsr hss hst hsu hsx htb htc hte hth htl htm htn hto htr hts htt htx hub huc hue huh hul hum hun huo hur hus hut huu hux hxc hxl hxm lbb lbc lbe lbh lbl lbm lbo lbr lbs lbt lbu lbx lcb lcc lce lch lcl lcm lcn lco lcr lcs lct lcu lcx leb lec lee leh lel lem len leo ler les let leu lex lhb lhc lhh lho lhr lhs lht lhu lhx llb llc lle lll llm lln llo llr lls llt llu lmb lmc lme lmh lml lmm lmn lmo lmr lms lmt lmu lnb lnc lne lnh lnl lnm lnn lno lnr lns lnt lnu lob loc loe loh lol lom lon loo lor los lot lou lox lrb lrc lrh lrm lrn lro lrr lrs lrt lru lsb lsc lse lsh lsl lsm lsn lso lsr lss lst lsu ltb ltc lte lth ltl ltm lto ltr lts ltt ltu ltx lub luc lue luh lul lum lun luo lur lus lut luu lux lxc lxo lxr lxx m-o m-r mbb mbc mbe mbh mbl mbm mbo mbr mbs mbt mbu mbx mc- mcb mcc mce mch mcl mcm mcn mco mcr mcs mct mcu mcx meb mec mee meh mel mem men meo mer mes met meu mex mhc mhh mhl mhm mhn mho mhr mhs mht mhu mhx mlb mlc mle mlh mll mlm mln mlo mlr mls mlt mlu mlx mmb mmc mme mmh mml mmm mmn mmo mmr mms mmt mmu mmx mnb mnc mne mnl mnm mnn mno mnr mns mnt mnu mob moc moe moh mol mom mon moo mor mos mot mou mox mrb mrc mre mrh mrl mrm mrn mro mrr mrs mrt mru mrx msb msc mse msh msl msm msn mso msr mss mst msu msx mtb mtc mte mth mtl mtm mtn mto mtr mts mtt mtu mtx mub muc mue muh mul mum mun mur mus mut muu mux mxc mxl mxn mxr mxs mxu nbb nbc nbe nbl nbm nbn nbo nbr nbs nbt nbu nbx ncb ncc nce nch ncl ncm ncn nco ncr ncs nct ncu ncx ne- neb nec nee neh nel nem nen neo ner nes net neu nex nhb nhc nhe nhh nhl nhm nhn nhr nhs nht