-up a-a a-b a-t aaa aab aae aao aap aat aau ab- aba abb abe abo abp abt abu aea aeb aee aeo aep aet aeu aoa aob aoe aoo aop aot aou ap- apa apb ape apo app apt apu at- ata atb ate ato atp att atu au- aua aub aue auo aup aut b-p b-u baa bab bae bao bap bat bau bba bbb bbe bbo bbp bbt bbu be- bea beb bee beo bep bet beu boa bob boe boo bop bot bou bpa bpb bpe bpo bpp bpt bpu bta btb bte bto btp btt btu bua bub bue buo bup but buu eaa eab eae eao eap eat eau eba ebb ebe ebo ebp ebt ebu eea eeb eee eeo eep eet eo- eoa eob eoe eoo eop eot eou ep- epa epb epe epo epp ept epu eta etb ete eto etp ett etu eu- eua eub eue eup eut oaa oab oae oao oap oat oau ob- oba obb obe obo obp obt obu oea oeb oee oeo oep oet oo- ooa oob ooo oop oot op- opa opb ope opo opp opt ot- ota otb ote oto otp ott otu ou- oua oue ouo oup out p-p paa pab pae pao pap pat pau pba pbb pbe pbo pbp pbt pbu pea peb pee peo pep pet peu poa pob poe poo pop pot pou ppa ppb ppe ppo ppp ppt ppu pt- pta ptb pte pto ptp ptt ptu pua pub pue pup put puu taa tab tae tao tap tat tau tba tbb tbe tbo tbp tbt tbu te- tea teb tee teo tep tet teu to- toa tob toe too top tot tou tpa tpb tpe tpo tpp tpt tpu tta ttb tte tto ttp ttt ttu tua tub tue tuo tup tut tuu ua- uaa uab uae uao uap uat uau uba ubb ube ubo ubp ubt ubu uea ueb uee uep uet uoa uob uoe uoo uop uot up- upa upb upe upo upp upt upu uta utb ute uto utp utt utu uua uue uut uuu