-er a-a a-b a-i a-t aaa aab aae aaf aai aak aap aar aas aat ab- aba abb abe abf abi abk abp abr abs abt aea aeb aee aef aei aek aep aer aes aet af- afa afb afe aff afi afk afp afr afs aft ai- aia aib aie aif aii aik aip air ais ait aka akb ake aki akk akp akr aks ap- apa apb ape apf api apk app apr aps apt ar- ara arb are arf ari ark arp arr ars art as- asa asb ase asf asi ask asp asr ass ast at- ata atb ate atf ati atp atr ats att b-p baa bab bae baf bai bak bap bar bas bat bba bbb bbe bbf bbi bbk bbp bbr bbs bbt be- bea beb bee bef bei bek bep ber bes bet bfa bfb bfe bff bfi bfp bfr bfs bft bi- bia bib bie bif bii bik bip bir bis bit bka bkb bke bkf bkk bkp bkr bks bkt bpa bpb bpe bpf bpi bpp bpr bps bpt bra brb bre brf bri brk brp brr brs brt bsa bsb bse bsf bsi bsk bsp bsr bss bst bta btb bte btf bti btk btp btr bts btt eaa eab eae eaf eai eak eap ear eas eat eba ebb ebe ebf ebi ebk ebp ebr ebs ebt eea eeb eee eef eek eep eer ees eet ef- efa efb efe eff efi efp efr efs eft eia eib eie eif eii eik eip eir eis eit eka ekb eke ekf eki ekp ekr eks ekt ep- epa epb epe epf epi epp epr eps ept era erb ere erf eri erk erp err ers ert es- esa esb ese esf esi esk esp esr ess est eta etb ete etf eti etk etp etr ets ett faa fab fae faf fai fak fap far fas fat fba fbb fbe fbf fbi fbk fbp fbr fbs fbt fea feb fee fef fei fek fep fer fes fet ffa ffe fff ffi ffk ffp ffr ffs fft fia fib fie fif fii fik fip fir fis fit fka fkb fkf fki fkk fkp fkt fpa fpb fpe fpi fpk fpp fpr fps fpt fra frb fre frf fri frk frp frr frs frt fsa fsb fse fsf fsi fsk fsp fsr fss fst fta ftb fte ftf fti ftk ftp ftr fts ftt i-f ia- iaa iab iae iaf iai iap iar ias iat iba ibb ibe ibf ibi ibk ibp ibr ibs ibt ie- iea iee ief iei iek iep ier ies iet ifa ifb ife iff ifi ifp ifr ifs ift iia iib iie iif iii iip iir iis iit ika ikb ike ikf iki ikk ikr iks ikt ipa ipb ipe ipf ipi ipp ipr ips ipt ir- ira irb ire irf iri irk irp irr irs irt is- isa isb ise isf isi isk isp isr iss ist ita itb ite itf iti itk itp its itt k-t ka- kaa kab kae kaf kai kak kap kar kas kat kba kbb kbe kbf kbi kbk kbp kbr kbs ke- kea keb kee kef kei kek kep ker kes ket kfa kff kfi kfs kia kib kie kif kii kik kip kir kis kit kkb kke kki kkk kkp kkr kks kkt kpa kpe kpf kpi kpk kpp kpr kps kpt kra krf kri krk krp krr krs krt ksa ksb kse ksf ksi ksk ksp ksr kss kst kta ktb kte ktf ktk ktp ktr kts ktt p-p paa pab pae paf pai pak pap par pas pat pba pbb pbe pbf pbi pbk pbp pbr pbs pbt pea peb pee pef pei pek pep per pes pet pfa pfb pfe pff pfi pfk pfp pfr pfs pft pia pib pie pif pii pik pip pir pis pit pka pkb pke pkf pki pkp pkr pks pkt ppa ppb ppe ppf ppi ppk ppp ppr pps ppt pra prb pre prf pri prk prp prr prs prt ps- psa psb pse psf psi psk psp psr pss pst pt- pta ptb pte ptf pti ptk ptp ptr pts ptt ra- raa rab rae raf rai rak rap rar ras rat rba rbb rbe rbf rbi rbk rbp rbr rbs rbt re- rea reb ree ref rei rek rep rer res ret rfa rfb rfe rff rfi rfk rfp rfr rfs rft ria rib rie rif rii rik rip rir ris rit rkb rke rkf rkk rkp rks rkt rpa rpb rpe rpf rpi rpk rpp rpr rps rpt rra rrb rrf rri rrk rrp rrr rrs rrt rsa rsb rse rsf rsi rsk rsp rsr rss rst rta rtb rte rtf rti rtk rtp rtr rts rtt saa sab sae saf sai sak sap sar sas sat sba sbb sbe sbf sbi sbk sbp sbr sbs sbt se- sea seb see sef sei sek sep ser ses set sfa sfb sfe sff sfi sfk sfp sfr sfs sft sia sib sie sif sii sik sip sir sis sit sk- ska skb ske skf ski skk skp skr sks skt spa spb spe spf spi spk spp spr sps spt sr- sra srb sre srf sri srk srp srr srs srt ss- ssa ssb sse ssf ssi ssk ssp ssr sss sst sta stb ste stf sti stk stp str sts stt taa tab tae taf tai tak tap tar tas tat tba tbb tbe tbf tbi tbk tbp tbr tbs tbt te- tea teb tee tef tei tek tep ter tes tet tfa tfb tfe tff tfi tfk tfp tfr tfs tft tia tib tie tif tii tik tip tir tis tit tka tkb tke tkk tkp tkr tks tkt tpa tpb tpe tpf tpi tpk tpp tpr tps tpt tra trb tre trf tri trk trp trr trs trt tsa tsb tse tsf tsi tsk tsp tsr tss tst tta ttb tte ttf tti ttk ttp ttr tts ttt

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