-er -ic b-p bbb bbc bbe bbh bbi bbl bbp bbr bcb bcc bce bch bci bcl bcp bcr bcz be- beb bec bee beh bei bel bep ber bez bhb bhc bhe bhh bhi bhl bhp bhr bi- bib bic bie bih bii bil bip bir biz blb blc ble blh bli bll blp blr blz bpb bpc bpe bph bpi bpl bpp bpr brb bre brh bri brl brp brr brz bze bzh bzp bzr bzz c-- cbb cbc cbe cbh cbi cbl cbp cbr cbz ccb ccc cce cch cci ccl ccp ccr ccz ce- ceb cec cee ceh cei cel cep cer cez ch- chb chc che chh chi chl chp chr chz ci- cib cic cie cih cii cil cip cir cl- clb clc cle clh cli cll clp clr clz cpb cpc cpe cph cpi cpl cpp cpr cpz crb crc cre crh cri crl crp crr crz cz- czc cze ebb ebc ebe ebh ebi ebl ebp ebr ec- ecb ecc ece ech eci ecl ecr eeb eec eee eel eep eer ehb ehc ehe ehh ehi ehl ehp ehr eib eic eie eii eil eip eir elb elc ele elh eli ell elp elr elz ep- epb epc epe eph epi epl epp epr epz erb erc ere erh eri erl erp err erz eze ezh ezr ezz h-i hbb hbc hbe hbh hbi hbl hbp hbr hbz hcb hcc hce hch hci hcl hcp hcr he- heb hec hee heh hei hel hep her hez hhb hhc hhe hhh hhi hhl hhp hhr hhz hib hic hie hih hii hil hip hir hlb hlc hle hlh hli hll hlp hlr hlz hpb hpc hpe hph hpi hpl hpp hpr hr- hrb hrc hre hrh hri hrl hrp hrr hrz hze hzl hzp ibb ibc ibe ibh ibi ibl ibp ibr ibz icb icc ice ich ici icl icp icr icz ie- iec iee iei iel iep ier ihb ihc ihe ihh ihi ihl ihp ihr iib iic iie iih iii iil iip iir il- ilb ilc ile ilh ili ill ilp ilr ilz ipb ipc ipe ipi ipl ipp ipr ir- irb irc ire iri irl irp irr ize izh izi izz l-p lbb lbc lbe lbh lbi lbl lbp lbr lcb lcc lce lch lci lcl lcp lcr leb lec lee leh lei lel lep ler lez lhb lhc lhh lhi lhp lhr lhz lib lic lie lih lii lil lip lir liz llb llc lle lli lll llp llr llz lpb lpc lpe lph lpi lpl lpp lpr lpz lrb lrc lrh lri lrp lrr lrz lzh lzi lzr p-p pbb pbc pbe pbi pbl pbp pbr pbz pcb pcc pce pch pci pcl pcp pcr peb pec pee peh pei pel pep per pez phb phc phe phi phl php phr pib pic pie pih pii pil pip pir piz plb plc ple plh pli pll plp plr plz ppb ppc ppe pph ppi ppl ppp ppr ppz prb prc pre prh pri prl prp prr prz pzc pzl pzp rbb rbc rbe rbh rbi rbl rbp rbr rcb rcc rce rch rci rcl rcp rcr re- reb rec ree reh rei rel rep rer rez rh- rhb rhc rhe rhh rhi rhl rhp rhr rib ric rie rih rii ril rip rir riz rlc rle rlh rli rll rlp rlr rpb rpc rpe rph rpi rpl rpp rpr rpz rrb rrc rrh rri rrl rrp rrr rzb rze zbb zbc zbl zbr zce zcl zeb zec zee zeh zel zep zer zez zhc zhe zhi zhl zhr zib zie zil zip zir ziz zlr zpc zpe zpi zpl zpp zpr zrh zrl zrp zzr zzz