-er -ol -th b-u bbb bbc bbe bbh bbl bbm bbn bbo bbr bbt bbu bcb bcc bce bch bcl bcm bcn bco bcr bct bcu be- beb bec bee beh bel bem ben beo ber bet beu bhb bhc bhe bhh bhl bhm bho bhr bht bhu blb blc ble blh bll blm bln blo blr blt blu bmb bmc bme bmh bml bmm bmn bmo bmr bmt bmu bnb bnc bne bnl bnn bno bnr bnt bnu bob boc boe boh bol bom bon boo bor bot bou brb bre brh brl brm brn bro brr brt bru btb btc bte bth btl btm btn bto btr btt btu bub buc bue buh bul bum bun buo bur but buu c-- cbb cbc cbe cbh cbl cbm cbn cbo cbr cbt cbu ccb ccc cce cch ccl ccm ccn cco ccr cct ccu ce- ceb cec cee ceh cel cem cen ceo cer cet ceu ch- chb chc che chh chl chm chn cho chr cht chu cl- clb clc cle clh cll clm cln clo clr clt clu cmb cmc cme cmh cml cmm cmn cmo cmr cmt cmu cn- cnb cnc cne cnh cnl cnm cnn cno cnr cnt cnu co- cob coc coe coh col com con coo cor cot cou crb crc cre crh crl crm crn cro crr crt cru ctb ctc cte cth ctl ctm ctn cto ctr ctt ctu cub cuc cue cuh cul cum cun cuo cur cut cuu ebb ebc ebe ebh ebl ebm ebn ebo ebr ebt ebu ec- ecb ecc ece ech ecl ecm ecn eco ecr ect ecu eeb eec eee eel eem een eeo eer eet ehb ehc ehe ehh ehl ehm ehn eho ehr eht ehu elb elc ele elh ell elm eln elo elr elt elu em- emb emc eme emh eml emm emn emo emr emt emu en- enb enc ene enh enl enm enn eno enr ent enu eo- eob eoc eoe eoh eol eom eon eoo eor eot eou erb erc ere erh erl erm ern ero err ert eru etb etc ete eth etl etm etn eto etr ett etu eu- eub euc eue eul eun eur eut hbb hbc hbe hbh hbl hbm hbn hbo hbr hbt hbu hcb hcc hce hch hcl hcm hcn hco hcr hct he- heb hec hee heh hel hem hen heo her het heu hhb hhc hhe hhh hhl hhm hhn hho hhr hht hhu hlb hlc hle hlh hll hlm hln hlo hlr hlt hlu hmb hmc hme hmh hml hmm hmo hmr hmt hmu hnb hnc hne hnh hnl hnn hno hnt hnu hob hoc hoe hoh hol hom hon hoo hor hot hou hr- hrb hrc hre hrh hrl hrm hrn hro hrr hrt hru htb htc hte hth htl htm htn hto htr htt hub huc hue huh hul hum hun huo hur hut huu lbb lbc lbe lbh lbl lbm lbo lbr lbt lbu lcb lcc lce lch lcl lcm lcn lco lcr lct lcu leb lec lee leh lel lem len leo ler let leu lhb lhc lhh lho lhr lht lhu llb llc lle lll llm lln llo llr llt llu lmb lmc lme lmh lml lmm lmn lmo lmr lmt lmu lnb lnc lne lnh lnl lnm lnn lno lnr lnt lnu lob loc loe loh lol lom lon loo lor lot lou lrb lrc lrh lrm lrn lro lrr lrt lru ltb ltc lte lth ltl ltm lto ltr ltt ltu lub luc lue luh lul lum lun luo lur lut luu m-o m-r mbb mbc mbe mbh mbl mbm mbo mbr mbt mbu mc- mcb mcc mce mch mcl mcm mcn mco mcr mct mcu meb mec mee meh mel mem men meo mer met meu mhc mhh mhl mhm mhn mho mhr mht mhu mlb mlc mle mlh mll mlm mln mlo mlr mlt mlu mmb mmc mme mmh mml mmm mmn mmo mmr mmt mmu mnb mnc mne mnl mnm mnn mno mnr mnt mnu mob moc moe moh mol mom mon moo mor mot mou mrb mrc mre mrh mrl mrm mrn mro mrr mrt mru mtb mtc mte mth mtl mtm mtn mto mtr mtt mtu mub muc mue muh mul mum mun mur mut muu nbb nbc nbe nbl nbm nbn nbo nbr nbt nbu ncb ncc nce nch ncl ncm ncn nco ncr nct ncu ne- neb nec nee neh nel nem nen neo ner net neu nhb nhc nhe nhh nhl nhm nhn nhr nht nhu nlb nlc nle nlh nll nlm nln nlo nlr nlt nlu nmb nmc nme nmh nml nmm nmn nmo nmr nmt nmu nnb nnc nne nnh nnl nnm nnn nno nnt nnu no- nob noc noe noh nol nom non noo nor not nou nrb nrc nre nrl nrm nrn nro nrr nrt nru ntb ntc nte nth ntm ntn nto ntr ntt ntu nub nuc nue nuh nul num nun nuo nur nut nuu ob- obb obc obe obh obl obm obn obo obr obt obu oc- ocb occ och ocl ocm ocn oco ocr oct ocu oeb oec oee oeh oel oem oen oeo oer oet ohc ohe ohh ohl ohm ohn oho ohr oht ohu olb olc ole oll olm oln olo olt olu om- omb omc ome omh oml omm omn omo omr omt omu on- onb onc one onh onl onn ono onr ont onu oo- oob ooc ooh ool oom oon ooo oor oot or- orb orc ore orh orl orm orn oro orr ort oru ot- otb otc ote oth otl otm otn oto otr ott otu ou- ouc oue ouh oul oum oun ouo our out rbb rbc rbe rbh rbl rbm rbn rbo rbr rbt rbu rcb rcc rce rch rcl rcm rcn rco rcr rct rcu re- reb rec ree reh rel rem ren reo rer ret reu rh- rhb rhc rhe rhh rhl rhm rhn rho rhr rht