-er a-a a-b a-i a-t aaa aab aae aai aam aap aar aas aat aav ab- aba abb abe abi abm abp abr abs abt abv aea aeb aee aei aem aep aer aes aet aev ai- aia aib aie aii aim aip air ais ait aiv ama amb ame ami amm amp amr ams amt amv ap- apa apb ape api apm app apr aps apt apv ar- ara arb are ari arm arp arr ars art arv as- asa asb ase asi asm asp asr ass ast asv at- ata atb ate ati atm atp atr ats att atv av- ava avb ave avi avm avp avr avs avt b-p baa bab bae bai bam bap bar bas bat bav bba bbb bbe bbi bbm bbp bbr bbs bbt be- bea beb bee bei bem bep ber bes bet bev bi- bia bib bie bii bim bip bir bis bit biv bma bmb bme bmi bmm bmp bmr bms bmt bmv bpa bpb bpe bpi bpm bpp bpr bps bpt bpv bra brb bre bri brm brp brr brs brt brv bsa bsb bse bsi bsm bsp bsr bss bst bsv bta btb bte bti btm btp btr bts btt btv bva bvb bve bvi bvm bvp bvr bvs bvt bvv eaa eab eae eai eam eap ear eas eat eav eba ebb ebe ebi ebm ebp ebr ebs ebt ebv eea eeb eee eem eep eer ees eet eev eia eib eie eii eim eip eir eis eit eiv em- ema emb eme emi emm emp emr ems emt emv ep- epa epb epe epi epm epp epr eps ept era erb ere eri erm erp err ers ert erv es- esa esb ese esi esm esp esr ess est esv eta etb ete eti etm etp etr ets ett etv eva evb eve evi evm evp evr evs evt evv i-v ia- iaa iab iae iai iam iap iar ias iat iav iba ibb ibe ibi ibm ibp ibr ibs ibt ibv ie- iea iee iei iem iep ier ies iet iev iia iib iie iii iim iip iir iis iit im- ima imb ime imi imm imp ims imt imv ipa ipb ipe ipi ipm ipp ipr ips ipt ipv ir- ira irb ire iri irm irp irr irs irt irv is- isa isb ise isi ism isp isr iss ist isv ita itb ite iti itm itp its itt itv iva ivb ive ivi ivp ivr ivs ivt ivv m-r m-v maa mab mae mai mam map mar mas mat mav mba mbb mbe mbi mbm mbp mbr mbs mbt mbv mea meb mee mei mem mep mer mes met mev mi- mia mib mie mii mim mip mir mis mit miv mma mmb mme mmi mmm mmp mmr mms mmt mmv mpa mpb mpe mpi mpm mpp mpr mps mpt mpv mra mrb mre mri mrm mrp mrr mrs mrt mrv msa msb mse msi msm msp msr mss mst msv mta mtb mte mti mtm mtp mtr mts mtt mtv mva mvb mve mvi mvm mvp mvr mvs mvt mvv p-p paa pab pae pai pam pap par pas pat pav pba pbb pbe pbi pbm pbp pbr pbs pbt pea peb pee pei pem pep per pes pet pev pia pib pie pii pim pip pir pis pit piv pma pmb pme pmi pmm pmp pmr pms pmt pmv ppa ppb ppe ppi ppm ppp ppr pps ppt ppv pra prb pre pri prm prp prr prs prt prv ps- psa psb pse psi psm psp psr pss pst psv pt- pta ptb pte pti ptm ptp ptr pts ptt ptv pva pvb pve pvi pvm pvp pvr pvs pvt pvv ra- raa rab rae rai ram rap rar ras rat rav rba rbb rbe rbi rbm rbp rbr rbs rbt re- rea reb ree rei rem rep rer res ret rev ria rib rie rii rim rip rir ris rit riv rma rmb rme rmi rmm rmp rmr rms rmt rmv rpa rpb rpe rpi rpm rpp rpr rps rpt rpv rra rrb rri rrm rrp rrr rrs rrt rsa rsb rse rsi rsm rsp rsr rss rst rsv rta rtb rte rti rtm rtp rtr rts rtt rtv rva rvb rve rvi rvm rvp rvr rvs rvt rvv saa sab sae sai sam sap sar sas sat sav sba sbb sbe sbi sbm sbp sbr sbs sbt sbv se- sea seb see sei sem sep ser ses set sev sia sib sie sii sim sip sir sis sit siv sma smb sme smi smm smp smr sms smt smv spa spb spe spi spm spp spr sps spt spv sr- sra srb sre sri srm srp srr srs srt srv ss- ssa ssb sse ssi ssm ssp ssr sss sst ssv sta stb ste sti stm stp str sts stt stv sva svb sve svi svm svp svr svs svt svv taa tab tae tai tam tap tar tas tat tav tba tbb tbe tbi tbm tbp tbr tbs tbt tbv te- tea teb tee tei tem tep ter tes tet tev tia tib tie tii tim tip tir tis tit tiv tma tmb tme tmi tmm tmp tmr tms tmt tmv tpa tpb tpe tpi tpm tpp tpr tps tpt tpv tra trb tre tri trm trp trr trs trt trv tsa tsb tse tsi tsm tsp tsr tss tst tsv tta ttb tte tti ttm ttp ttr tts ttt ttv tva tvb tve tvi tvm tvp tvr tvs tvt v-a v-e vaa vab vae vai vam vap var vas vat vav vba vbi vbm vbr vbs vbv vea veb vee vei vem vep ver ves vet vi- via vib vie vii vim vip vir vis vit viv vm- vma vmi vmm vmr vmt vpa vpb vpe vpi vpm vpp vpr vps vpt vra vrb vre vri vrm vrp vrr vrs vrt vsa vsb vse vsi vsm vsp vsr vss vst vsv vta vtb vte vti vtm vtr