-er -ol b-p bbb bbc bbe bbh bbl bbn bbo bbp bbr bcb bcc bce bch bcl bcn bco bcp bcr bcz be- beb bec bee beh bel ben beo bep ber bez bhb bhc bhe bhh bhl bho bhp bhr blb blc ble blh bll bln blo blp blr blz bnb bnc bne bnl bnn bno bnp bnr bnz bob boc boe boh bol bon boo bop bor boz bpb bpc bpe bph bpl bpn bpo bpp bpr brb bre brh brl brn bro brp brr brz bze bzh bzn bzo bzp bzr bzz c-- cbb cbc cbe cbh cbl cbn cbo cbp cbr cbz ccb ccc cce cch ccl ccn cco ccp ccr ccz ce- ceb cec cee ceh cel cen ceo cep cer cez ch- chb chc che chh chl chn cho chp chr chz cl- clb clc cle clh cll cln clo clp clr clz cn- cnb cnc cne cnh cnl cnn cno cnp cnr co- cob coc coe coh col con coo cop cor coz cpb cpc cpe cph cpl cpn cpo cpp cpr cpz crb crc cre crh crl crn cro crp crr crz cz- czc cze czo ebb ebc ebe ebh ebl ebn ebo ebp ebr ec- ecb ecc ece ech ecl ecn eco ecr eeb eec eee eel een eeo eep eer ehb ehc ehe ehh ehl ehn eho ehp ehr elb elc ele elh ell eln elo elp elr elz en- enb enc ene enh enl enn eno enp enr enz eo- eob eoc eoe eoh eol eon eoo eop eor ep- epb epc epe eph epl epn epo epp epr epz erb erc ere erh erl ern ero erp err erz eze ezh ezo ezr ezz hbb hbc hbe hbh hbl hbn hbo hbp hbr hbz hcb hcc hce hch hcl hcn hco hcp hcr he- heb hec hee heh hel hen heo hep her hez hhb hhc hhe hhh hhl hhn hho hhp hhr hhz hlb hlc hle hlh hll hln hlo hlp hlr hlz hnb hnc hne hnh hnl hnn hno hnz hob hoc hoe hoh hol hon hoo hop hor hpb hpc hpe hph hpl hpn hpo hpp hpr hr- hrb hrc hre hrh hrl hrn hro hrp hrr hrz hze hzl hzo hzp l-p lbb lbc lbe lbh lbl lbo lbp lbr lcb lcc lce lch lcl lcn lco lcp lcr leb lec lee leh lel len leo lep ler lez lhb lhc lhh lho lhp lhr lhz llb llc lle lll lln llo llp llr llz lnb lnc lne lnh lnl lnn lno lnp lnr lob loc loe loh lol lon loo lop lor loz lpb lpc lpe lph lpl lpn lpo lpp lpr lpz lrb lrc lrh lrn lro lrp lrr lrz lzh lzo lzr nbb nbc nbe nbl nbn nbo nbp nbr ncb ncc nce nch ncl ncn nco ncp ncr ne- neb nec nee neh nel nen neo nep ner nez nhb nhc nhe nhh nhl nhn nhp nhr nhz nlb nlc nle nlh nll nln nlo nlp nlr nlz nnb nnc nne nnh nnl nnn nno nnp nnz no- nob noc noe noh nol non noo nop nor noz npb npc npe nph npl npn npo npp npr npz nrb nrc nre nrl nrn nro nrp nrr nrz nzb nze nzo nzp nzz ob- obb obc obe obh obl obn obo obp obr oc- ocb occ och ocl ocn oco ocp ocr ocz oeb oec oee oeh oel oen oeo oep oer ohc ohe ohh ohl ohn oho ohp ohr olb olc ole oll oln olo olp on- onb onc one onh onl onn ono onp onr oo- oob ooc ooh ool oon ooo oop oor op- opb opc ope oph opl opn opo opp opr or- orb orc ore orh orl orn oro orp orr orz oze ozo ozz p-p pbb pbc pbe pbl pbn pbo pbp pbr pbz pcb pcc pce pch pcl pcn pco pcp pcr peb pec pee peh pel pen peo pep per pez phb phc phe phl phn pho php phr plb plc ple plh pll pln plo plp plr plz pn- pnb pnc pne pnh pnl pnn pno pnp pnr pob poc poe poh pol pon poo pop por poz ppb ppc ppe pph ppl ppn ppo ppp ppr ppz prb prc pre prh prl prn pro prp prr prz pzc pzl pzp rbb rbc rbe rbh rbl rbn rbo rbp rbr rcb rcc rce rch rcl rcn rco rcp rcr re- reb rec ree reh rel ren reo rep rer rez rh- rhb rhc rhe rhh rhl rhn rho rhp rhr rlc rle rlh rll rln rlo rlp rlr rnb rnc rnh rnn rno rnp rnr rnz rob roc roe roh rol ron roo rop ror roz rpb rpc rpe rph rpl rpn rpo rpp rpr rpz rrb rrc rrh rrl rrn rrp rrr rzb rze rzo zbb zbc zbl zbr zce zcl zco zeb zec zee zeh zel zen zeo zep zer zez zhc zhe zhl zho zhr zlr znc zne znn zno znp zo- zob zoc zoe zol zon zoo zor zpc zpe zpl zpo zpp zpr zrh zrl zro zrp zzr zzz