-up a-a a-b a-c aaa aab aac aam aan aao aap aau ab- aba abb abc abm abn abo abp abu ac- aca acb acc acm acn aco acp acu ama amb amc amm amn amo amp amu an- ana anb anc anm ann ano anp anu aoa aob aoc aom aon aoo aop aou ap- apa apb apc apm apn apo app apu au- aua aub auc aum aun auo aup b-p b-u baa bab bac bam ban bao bap bau bba bbb bbc bbm bbn bbo bbp bbu bca bcb bcc bcm bcn bco bcp bcu bma bmb bmc bmm bmn bmo bmp bmu bna bnb bnc bnn bno bnp bnu boa bob boc bom bon boo bop bou bpa bpb bpc bpm bpn bpo bpp bpu bua bub buc bum bun buo bup buu c-- caa cab cac cam can cao cap cau cba cbb cbc cbm cbn cbo cbp cbu cca ccb ccc ccm ccn cco ccp ccu cma cmb cmc cmm cmn cmo cmp cmu cn- cna cnb cnc cnm cnn cno cnp cnu co- coa cob coc com con coo cop cou cpa cpb cpc cpm cpn cpo cpp cpu cua cub cuc cum cun cuo cup cuu m-o maa mab mac mam man mao map mau mba mbb mbc mbm mbo mbp mbu mc- mca mcb mcc mcm mcn mco mcp mcu mma mmb mmc mmm mmn mmo mmp mmu mna mnb mnc mnm mnn mno mnp mnu moa mob moc mom mon moo mop mou mpa mpb mpc mpm mpn mpo mpp mpu mua mub muc mum mun mup muu naa nab nac nam nan nao nap nau nba nbb nbc nbm nbn nbo nbp nbu nca ncb ncc ncm ncn nco ncp ncu nma nmb nmc nmm nmn nmo nmp nmu nna nnb nnc nnm nnn nno nnp nnu no- noa nob noc nom non noo nop nou npa npb npc npm npn npo npp npu nua nub nuc num nun nuo nup nuu oaa oab oac oam oan oao oap oau ob- oba obb obc obm obn obo obp obu oc- oca ocb occ ocm ocn oco ocp ocu om- oma omb omc omm omn omo omp omu on- ona onb onc onn ono onp onu oo- ooa oob ooc oom oon ooo oop op- opa opb opc opm opn opo opp ou- oua ouc oum oun ouo oup p-p paa pab pac pam pan pao pap pau pba pbb pbc pbm pbn pbo pbp pbu pca pcb pcc pcm pcn pco pcp pcu pma pmb pmc pmm pmn pmo pmp pmu pn- pna pnb pnc pnm pnn pno pnp pnu poa pob poc pom pon poo pop pou ppa ppb ppc ppm ppn ppo ppp ppu pua pub puc pum pun pup puu ua- uaa uab uac uam uan uao uap uau uba ubb ubc ubn ubo ubp ubu uca ucb ucc ucm ucn uco ucp ucu um- uma umb umc umm umn umo ump umu un- una unb unc unm unn uno unp unu uoa uob uoc uom uon uoo uop up- upa upb upc upm upn upo upp upu uua uuc uum uun uuu