-er -ji b-p bbb bbe bbg bbi bbn bbp bbr bbs bbx be- beb bee beg bei ben bep ber bes bex bgb bge bgg bgi bgn bgp bgr bgs bgx bi- bib bie big bii bij bin bip bir bis bix bjg bji bjj bjn bjp bjr bjs bnb bne bng bni bnj bnn bnp bnr bns bnx bpb bpe bpg bpi bpn bpp bpr bps bpx brb bre brg bri brj brn brp brr brs brx bsb bse bsg bsi bsj bsn bsp bsr bss bsx bxb bxi bxj bxn bxx ebb ebe ebg ebi ebj ebn ebp ebr ebs ebx eeb eee eeg een eep eer ees eex egb ege egg egi egn egp egr egs egx eib eie eig eii eij ein eip eir eis eix eji ejp en- enb ene eng eni enn enp enr ens ep- epb epe epg epi epn epp epr eps epx erb ere erg eri ern erp err ers es- esb ese esg esi esn esp esr ess esx ex- exe exi exp exr exs exx g-p gbe gbg gbi gbj gbn gbp gbr gbs gbx ge- geb gee geg gei gen gep ger ges gex ggb ggg ggi ggj ggn ggp ggr ggs gib gie gig gii gij gin gip gir gis gje gjg gjr gnb gne gni gnn gnp gnr gns gpb gpe gpg gpi gpn gpp gpr gps gpx grb gre grg gri grj grn grp grr grs grx gsb gse gsg gsi gsj gsn gsp gsr gss gsx gxp gxs ibb ibe ibg ibi ibj ibn ibp ibr ibs ibx ie- iee ieg iei iej ien iep ier ies iex igb ige igg igi ign igp igr igs iib iie iii iij iin iip iir iis iix ijb ije ijg iji ijn ijs in- inb ine ing ini inj inn inp inr ins inx ipb ipe ipg ipi ipn ipp ipr ips ipx ir- irb ire irg iri irj irn irp irr irs irx is- isb ise isg isi isj isn isp isr iss ixe ixi ixn j-i jbg jbi jbj jbr jbs jeb jee jeg jei jej jen jep jer jes jgb jge jgi jgn jgp jgr jgs jib jie jig jii jij jin jip jir jis jjb jjg jjj jjp jjr jjs jne jng jnj jnn jnp jnr jns jpb jpe jpg jpi jpj jpn jpp jpr jps jpx jrb jrg jri jrn jrp jrr jrs jsb jse jsg jsi jsj jsn jsp jsr jss jxn jxs n-i nbb nbe nbg nbi nbn nbp nbr nbs nbx ne- neb nee neg nei nej nen nep ner nes nex ngb nge ngg ngi ngj ngn ngp ngs nib nie nig nii nin nip nir nis nix nje njn njp njs nnb nne nng nni nnn nnp nns npb npe npg npi npn npp npr nps nrb nre nrg nri nrj nrn nrp nrr nrs nrx nsb nse nsg nsi nsn nsp nsr nss nsx p-p pbb pbe pbg pbi pbj pbn pbp pbr pbs pbx peb pee peg pei pen pep per pes pex pgb pge pgg pgi pgn pgp pgr pgs pib pie pig pii pij pin pip pir pis pix pji pjp pjs pn- pnb pne png pni pnn pnp pnr pns pnx ppb ppe ppg ppi ppj ppn ppp ppr pps ppx prb pre prg pri prn prp prr prs prx ps- psb pse psg psi psj psn psp psr pss psx pxe pxg pxr pxs rbb rbe rbg rbi rbn rbp rbr rbs rbx re- reb ree reg rei ren rep rer res rex rgb rge rgg rgi rgn rgp rgr rgs rgx rib rie rig rii rin rip rir ris rix rjg rjp rjr rnb rng rni rnn rnp rnr rns rpb rpe rpg rpi rpn rpp rpr rps rpx rrb rrg rri rrn rrp rrr rrs rsb rse rsg rsi rsj rsn rsp rsr rss rsx rxp rxr rxs sbb sbe sbg sbi sbj sbn sbp sbr sbs sbx se- seb see seg sei sej sen sep ser ses sex sgb sge sgg sgi sgn sgp sgr sgs sgx sib sie sig sii sij sin sip sir sis six sjb sje sji sjj sjp sjr sjs snb sne sng sni snj snn snp snr sns spb spe spg spi spn spp spr sps spx sr- srb sre srg sri srj srn srp srr srs srx ss- ssb sse ssg ssi ssj ssn ssp ssr sss ssx sxi sxn sxs xbe xbr xbx xee xeg xen xep xer xes xex xge xgi xgp xie xii xin xis xix xjs xns xpb xpe xpg xpn xpp xps xrx xsb xsi xsp xss xxi xxp xxx