a-a a-b a-i a-t aaa aab aae aai aam aao aap aat ab- aba abb abe abi abm abo abp abt aea aeb aee aei aem aeo aep aet ai- aia aib aie aii aim aio aip ait ama amb ame ami amm amo amp amt aoa aob aoe aoi aom aoo aop aot ap- apa apb ape api apm apo app apt at- ata atb ate ati atm ato atp att b-p baa bab bae bai bam bao bap bat bba bbb bbe bbi bbm bbo bbp bbt be- bea beb bee bei bem beo bep bet bi- bia bib bie bii bim bio bip bit bma bmb bme bmi bmm bmo bmp bmt boa bob boe boi bom boo bop bot bpa bpb bpe bpi bpm bpo bpp bpt bta btb bte bti btm bto btp btt eaa eab eae eai eam eao eap eat eba ebb ebe ebi ebm ebo ebp ebt eea eeb eee eem eeo eep eet eia eib eie eii eim eio eip eit em- ema emb eme emi emm emo emp emt eo- eoa eob eoe eoi eom eoo eop eot ep- epa epb epe epi epm epo epp ept eta etb ete eti etm eto etp ett ia- iaa iab iae iai iam iao iap iat iba ibb ibe ibi ibm ibo ibp ibt ie- iea iee iei iem iep iet iia iib iie iii iim iio iip iit im- ima imb ime imi imm imo imp imt io- ioa iob ioe ioi iom ioo iop iot ipa ipb ipe ipi ipm ipo ipp ipt ita itb ite iti itm ito itp itt m-o maa mab mae mai mam mao map mat mba mbb mbe mbi mbm mbo mbp mbt mea meb mee mei mem meo mep met mi- mia mib mie mii mim mio mip mit mma mmb mme mmi mmm mmo mmp mmt moa mob moe moi mom moo mop mot mpa mpb mpe mpi mpm mpo mpp mpt mta mtb mte mti mtm mto mtp mtt o-i oaa oab oae oai oam oao oap oat ob- oba obb obe obi obm obo obp obt oea oeb oee oei oem oeo oep oet oia oib oie oii oim oio oip oit om- oma omb ome omi omm omo omp omt oo- ooa oob ooi oom ooo oop oot op- opa opb ope opi opm opo opp opt ot- ota otb ote oti otm oto otp ott p-p paa pab pae pai pam pao pap pat pba pbb pbe pbi pbm pbo pbp pbt pea peb pee pei pem peo pep pet pia pib pie pii pim pio pip pit pma pmb pme pmi pmm pmo pmp pmt poa pob poe poi pom poo pop pot ppa ppb ppe ppi ppm ppo ppp ppt pt- pta ptb pte pti ptm pto ptp ptt taa tab tae tai tam tao tap tat tba tbb tbe tbi tbm tbo tbp tbt te- tea teb tee tei tem teo tep tet tia tib tie tii tim tio tip tit tma tmb tme tmi tmm tmo tmp tmt to- toa tob toe toi tom too top tot tpa tpb tpe tpi tpm tpo tpp tpt tta ttb tte tti ttm tto ttp ttt