-up a-a a-b a-c aaa aab aac aae aah aan aao aap aau ab- aba abb abc abe abh abn abo abp abu ac- aca acb acc ace ach acn aco acp acu aea aeb aec aee aeh aen aeo aep aeu aha ahb ahc ahe ahh ahn aho ahp ahu an- ana anb anc ane anh ann ano anp anu aoa aob aoc aoe aoh aon aoo aop aou ap- apa apb apc ape aph apn apo app apu au- aua aub auc aue auh aun auo aup b-p b-u baa bab bac bae bah ban bao bap bau bba bbb bbc bbe bbh bbn bbo bbp bbu bca bcb bcc bce bch bcn bco bcp bcu be- bea beb bec bee beh ben beo bep beu bha bhb bhc bhe bhh bho bhp bhu bna bnb bnc bne bnn bno bnp bnu boa bob boc boe boh bon boo bop bou bpa bpb bpc bpe bph bpn bpo bpp bpu bua bub buc bue buh bun buo bup buu c-- caa cab cac cae cah can cao cap cau cba cbb cbc cbe cbh cbn cbo cbp cbu cca ccb ccc cce cch ccn cco ccp ccu ce- cea ceb cec cee ceh cen ceo cep ceu ch- cha chb chc che chh chn cho chp chu cn- cna cnb cnc cne cnh cnn cno cnp cnu co- coa cob coc coe coh con coo cop cou cpa cpb cpc cpe cph cpn cpo cpp cpu cua cub cuc cue cuh cun cuo cup cuu eaa eab eac eae eah ean eao eap eau eba ebb ebc ebe ebh ebn ebo ebp ebu ec- eca ecb ecc ece ech ecn eco ecu eea eeb eec eee een eeo eep eha ehb ehc ehe ehh ehn eho ehp ehu en- ena enb enc ene enh enn eno enp enu eo- eoa eob eoc eoe eoh eon eoo eop eou ep- epa epb epc epe eph epn epo epp epu eu- eua eub euc eue eun eup haa hab hac hae hah han hao hap hau hba hbb hbc hbe hbh hbn hbo hbp hbu hca hcb hcc hce hch hcn hco hcp he- hea heb hec hee heh hen heo hep heu hha hhb hhc hhe hhh hhn hho hhp hhu hna hnb hnc hne hnh hnn hno hnu hoa hob hoc hoe hoh hon hoo hop hou hpa hpb hpc hpe hph hpn hpo hpp hpu hua hub huc hue huh hun huo hup huu naa nab nac nae nah nan nao nap nau nba nbb nbc nbe nbn nbo nbp nbu nca ncb ncc nce nch ncn nco ncp ncu ne- nea neb nec nee neh nen neo nep neu nha nhb nhc nhe nhh nhn nhp nhu nna nnb nnc nne nnh nnn nno nnp nnu no- noa nob noc noe noh non noo nop nou npa npb npc npe nph npn npo npp npu nua nub nuc nue nuh nun nuo nup nuu oaa oab oac oae oah oan oao oap oau ob- oba obb obc obe obh obn obo obp obu oc- oca ocb occ och ocn oco ocp ocu oea oeb oec oee oeh oen oeo oep oha ohc ohe ohh ohn oho ohp ohu on- ona onb onc one onh onn ono onp onu oo- ooa oob ooc ooh oon ooo oop op- opa opb opc ope oph opn opo opp ou- oua ouc oue ouh oun ouo oup p-p paa pab pac pae pah pan pao pap pau pba pbb pbc pbe pbn pbo pbp pbu pca pcb pcc pce pch pcn pco pcp pcu pea peb pec pee peh pen peo pep peu pha phb phc phe phn pho php phu pn- pna pnb pnc pne pnh pnn pno pnp pnu poa pob poc poe poh pon poo pop pou ppa ppb ppc ppe pph ppn ppo ppp ppu pua pub puc pue puh pun pup puu ua- uaa uab uac uae uah uan uao uap uau uba ubb ubc ube ubh ubn ubo ubp ubu uca ucb ucc uce uch ucn uco ucp ucu uea ueb uec uee ueh uen uep uha uhb uhc uhe uhh uho uhp uhu un- una unb unc une unh unn uno unp unu uoa uob uoc uoe uon uoo uop up- upa upb upc upe uph upn upo upp upu uua uuc uue uun uuu