-up a-a a-b a-c a-t aaa aab aac aae aam aap aat aau ab- aba abb abc abe abm abp abt abu ac- aca acb acc ace acm acp act acu aea aeb aec aee aem aep aet aeu ama amb amc ame amm amp amt amu ap- apa apb apc ape apm app apt apu at- ata atb atc ate atm atp att atu au- aua aub auc aue aum aup aut b-p b-u baa bab bac bae bam bap bat bau bba bbb bbc bbe bbm bbp bbt bbu bca bcb bcc bce bcm bcp bct bcu be- bea beb bec bee bem bep bet beu bma bmb bmc bme bmm bmp bmt bmu bpa bpb bpc bpe bpm bpp bpt bpu bta btb btc bte btm btp btt btu bua bub buc bue bum bup but buu c-- caa cab cac cae cam cap cat cau cba cbb cbc cbe cbm cbp cbt cbu cca ccb ccc cce ccm ccp cct ccu ce- cea ceb cec cee cem cep cet ceu cma cmb cmc cme cmm cmp cmt cmu cpa cpb cpc cpe cpm cpp cpt cpu cta ctb ctc cte ctm ctp ctt ctu cua cub cuc cue cum cup cut cuu eaa eab eac eae eam eap eat eau eba ebb ebc ebe ebm ebp ebt ebu ec- eca ecb ecc ece ecm ect ecu eea eeb eec eee eem eep eet em- ema emb emc eme emm emp emt emu ep- epa epb epc epe epm epp ept epu eta etb etc ete etm etp ett etu eu- eua eub euc eue eup eut maa mab mac mae mam map mat mau mba mbb mbc mbe mbm mbp mbt mbu mc- mca mcb mcc mce mcm mcp mct mcu mea meb mec mee mem mep met meu mma mmb mmc mme mmm mmp mmt mmu mpa mpb mpc mpe mpm mpp mpt mpu mta mtb mtc mte mtm mtp mtt mtu mua mub muc mue mum mup mut muu p-p paa pab pac pae pam pap pat pau pba pbb pbc pbe pbm pbp pbt pbu pca pcb pcc pce pcm pcp pct pcu pea peb pec pee pem pep pet peu pma pmb pmc pme pmm pmp pmt pmu ppa ppb ppc ppe ppm ppp ppt ppu pt- pta ptb ptc pte ptm ptp ptt ptu pua pub puc pue pum pup put puu taa tab tac tae tam tap tat tau tba tbb tbc tbe tbm tbp tbt tbu tca tcb tcc tce tcm tcp tct tcu te- tea teb tec tee tem tep tet teu tma tmb tmc tme tmm tmp tmt tmu tpa tpb tpc tpe tpm tpp tpt tpu tta ttb ttc tte ttm ttp ttt ttu tua tub tuc tue tum tup tut tuu ua- uaa uab uac uae uam uap uat uau uba ubb ubc ube ubp ubt ubu uca ucb ucc uce ucm ucp uct ucu uea ueb uec uee uem uep uet um- uma umb umc ume umm ump umt umu up- upa upb upc upe upm upp upt upu uta utb utc ute utm utp utt utu uua uuc uue uum uut uuu