-er -up a-a a-b a-c a-t aaa aab aac aae aam aan aap aar aat aau ab- aba abb abc abe abm abn abp abr abt abu ac- aca acb acc ace acm acn acp acr act acu aea aeb aec aee aem aen aep aer aet aeu ama amb amc ame amm amn amp amr amt amu an- ana anb anc ane anm ann anp anr ant anu ap- apa apb apc ape apm apn app apr apt apu ar- ara arb arc are arm arn arp arr art aru at- ata atb atc ate atm atn atp atr att atu au- aua aub auc aue aum aun aup aur aut b-p b-u baa bab bac bae bam ban bap bar bat bau bba bbb bbc bbe bbm bbn bbp bbr bbt bbu bca bcb bcc bce bcm bcn bcp bcr bct bcu be- bea beb bec bee bem ben bep ber bet beu bma bmb bmc bme bmm bmn bmp bmr bmt bmu bna bnb bnc bne bnn bnp bnr bnt bnu bpa bpb bpc bpe bpm bpn bpp bpr bpt bpu bra brb bre brm brn brp brr brt bru bta btb btc bte btm btn btp btr btt btu bua bub buc bue bum bun bup bur but buu c-- caa cab cac cae cam can cap car cat cau cba cbb cbc cbe cbm cbn cbp cbr cbt cbu cca ccb ccc cce ccm ccn ccp ccr cct ccu ce- cea ceb cec cee cem cen cep cer cet ceu cma cmb cmc cme cmm cmn cmp cmr cmt cmu cn- cna cnb cnc cne cnm cnn cnp cnr cnt cnu cpa cpb cpc cpe cpm cpn cpp cpr cpt cpu cra crb crc cre crm crn crp crr crt cru cta ctb ctc cte ctm ctn ctp ctr ctt ctu cua cub cuc cue cum cun cup cur cut cuu eaa eab eac eae eam ean eap ear eat eau eba ebb ebc ebe ebm ebn ebp ebr ebt ebu ec- eca ecb ecc ece ecm ecn ecr ect ecu eea eeb eec eee eem een eep eer eet em- ema emb emc eme emm emn emp emr emt emu en- ena enb enc ene enm enn enp enr ent enu ep- epa epb epc epe epm epn epp epr ept epu era erb erc ere erm ern erp err ert eru eta etb etc ete etm etn etp etr ett etu eu- eua eub euc eue eun eup eur eut m-r maa mab mac mae mam man map mar mat mau mba mbb mbc mbe mbm mbp mbr mbt mbu mc- mca mcb mcc mce mcm mcn mcp mcr mct mcu mea meb mec mee mem men mep mer met meu mma mmb mmc mme mmm mmn mmp mmr mmt mmu mna mnb mnc mne mnm mnn mnp mnr mnt mnu mpa mpb mpc mpe mpm mpn mpp mpr mpt mpu mra mrb mrc mre mrm mrn mrp mrr mrt mru mta mtb mtc mte mtm mtn mtp mtr mtt mtu mua mub muc mue mum mun mup mur mut muu naa nab nac nae nam nan nap nar nat nau nba nbb nbc nbe nbm nbn nbp nbr nbt nbu nca ncb ncc nce ncm ncn ncp ncr nct ncu ne- nea neb nec nee nem nen nep ner net neu nma nmb nmc nme nmm nmn nmp nmr nmt nmu nna nnb nnc nne nnm nnn nnp nnt nnu npa npb npc npe npm npn npp npr npt npu nra nrb nrc nre nrm nrn nrp nrr nrt nru nta ntb ntc nte ntm ntn ntp ntr ntt ntu nua nub nuc nue num nun nup nur nut nuu p-p paa pab pac pae pam pan pap par pat pau pba pbb pbc pbe pbm pbn pbp pbr pbt pbu pca pcb pcc pce pcm pcn pcp pcr pct pcu pea peb pec pee pem pen pep per pet peu pma pmb pmc pme pmm pmn pmp pmr pmt pmu pn- pna pnb pnc pne pnm pnn pnp pnr pnt pnu ppa ppb ppc ppe ppm ppn ppp ppr ppt ppu pra prb prc pre prm prn prp prr prt pru pt- pta ptb ptc pte ptm ptn ptp ptr ptt ptu pua pub puc pue pum pun pup pur put puu ra- raa rab rac rae ram ran rap rar rat rau rba rbb rbc rbe rbm rbn rbp rbr rbt rbu rca rcb rcc rce rcm rcn rcp rcr rct rcu re- rea reb rec ree rem ren rep rer ret reu rma rmb rmc rme rmm rmn rmp rmr rmt rna rnb rnc rnm rnn rnp rnr rnt rnu rpa rpb rpc rpe rpm rpn rpp rpr rpt rpu rra rrb rrc rrm rrn rrp rrr rrt rru rta rtb rtc rte rtm rtn rtp rtr rtt rtu rua rub ruc rue rum run rup rur rut ruu taa tab tac tae tam tan tap tar tat tau tba tbb tbc tbe tbm tbn tbp tbr tbt tbu tca tcb tcc tce tcm tcn tcp tcr tct tcu te- tea teb tec tee tem ten tep ter tet teu tma tmb tmc tme tmm tmn tmp tmr tmt tmu tna tnb tnc tne tnm tnn tnp tnr tnt tpa tpb tpc tpe tpm tpn tpp tpr tpt tpu tra trb trc tre trm trn trp trr trt tru tta ttb ttc tte ttm ttn ttp ttr ttt ttu tua tub tuc tue tum tun tup tur tut tuu ua- uaa uab uac uae uam uan uap uar uat uau uba ubb ubc ube ubn ubp ubr ubt ubu uca ucb ucc uce ucm ucn ucp ucr uct ucu uea ueb uec uee uem uen uep uer uet um- uma umb umc ume umm umn ump umr umt umu un- una unb unc une unm unn unp unr unt unu up- upa upb upc upe upm upn upp upr upt upu ur- ura urb urc ure urm urn urp