-er -up a-a a-b a-c a-t aaa aab aac aae aam aan aao aap aar aas aat aau ab- aba abb abc abe abm abn abo abp abr abs abt abu ac- aca acb acc ace acm acn aco acp acr acs act acu aea aeb aec aee aem aen aeo aep aer aes aet aeu ama amb amc ame amm amn amo amp amr ams amt amu an- ana anb anc ane anm ann ano anp anr ans ant anu aoa aob aoc aoe aom aon aoo aop aor aos aot aou ap- apa apb apc ape apm apn apo app apr aps apt apu ar- ara arb arc are arm arn aro arp arr ars art aru as- asa asb asc ase asm asn aso asp asr ass ast asu at- ata atb atc ate atm atn ato atp atr ats att atu au- aua aub auc aue aum aun auo aup aur aus aut b-p b-u baa bab bac bae bam ban bao bap bar bas bat bau bba bbb bbc bbe bbm bbn bbo bbp bbr bbs bbt bbu bca bcb bcc bce bcm bcn bco bcp bcr bcs bct bcu be- bea beb bec bee bem ben beo bep ber bes bet beu bma bmb bmc bme bmm bmn bmo bmp bmr bms bmt bmu bna bnb bnc bne bnn bno bnp bnr bns bnt bnu boa bob boc boe bom bon boo bop bor bos bot bou bpa bpb bpc bpe bpm bpn bpo bpp bpr bps bpt bpu bra brb bre brm brn bro brp brr brs brt bru bsa bsb bsc bse bsm bsn bso bsp bsr bss bst bsu bta btb btc bte btm btn bto btp btr bts btt btu bua bub buc bue bum bun buo bup bur bus but buu c-- caa cab cac cae cam can cao cap car cas cat cau cba cbb cbc cbe cbm cbn cbo cbp cbr cbs cbt cbu cca ccb ccc cce ccm ccn cco ccp ccr ccs cct ccu ce- cea ceb cec cee cem cen ceo cep cer ces cet ceu cma cmb cmc cme cmm cmn cmo cmp cmr cms cmt cmu cn- cna cnb cnc cne cnm cnn cno cnp cnr cns cnt cnu co- coa cob coc coe com con coo cop cor cos cot cou cpa cpb cpc cpe cpm cpn cpo cpp cpr cps cpt cpu cra crb crc cre crm crn cro crp crr crs crt cru csa csb csc cse csm csn cso csp csr css cst csu cta ctb ctc cte ctm ctn cto ctp ctr cts ctt ctu cua cub cuc cue cum cun cuo cup cur cus cut cuu eaa eab eac eae eam ean eao eap ear eas eat eau eba ebb ebc ebe ebm ebn ebo ebp ebr ebs ebt ebu ec- eca ecb ecc ece ecm ecn eco ecr ecs ect ecu eea eeb eec eee eem een eeo eep eer ees eet em- ema emb emc eme emm emn emo emp emr ems emt emu en- ena enb enc ene enm enn eno enp enr ens ent enu eo- eoa eob eoc eoe eom eon eoo eop eor eos eot eou ep- epa epb epc epe epm epn epo epp epr eps ept epu era erb erc ere erm ern ero erp err ers ert eru es- esa esb esc ese esm esn eso esp esr ess est esu eta etb etc ete etm etn eto etp etr ets ett etu eu- eua eub euc eue eun eup eur eus eut m-o m-r maa mab mac mae mam man mao map mar mas mat mau mba mbb mbc mbe mbm mbo mbp mbr mbs mbt mbu mc- mca mcb mcc mce mcm mcn mco mcp mcr mcs mct mcu mea meb mec mee mem men meo mep mer mes met meu mma mmb mmc mme mmm mmn mmo mmp mmr mms mmt mmu mna mnb mnc mne mnm mnn mno mnp mnr mns mnt mnu moa mob moc moe mom mon moo mop mor mos mot mou mpa mpb mpc mpe mpm mpn mpo mpp mpr mps mpt mpu mra mrb mrc mre mrm mrn mro mrp mrr mrs mrt mru msa msb msc mse msm msn mso msp msr mss mst msu mta mtb mtc mte mtm mtn mto mtp mtr mts mtt mtu mua mub muc mue mum mun mup mur mus mut muu naa nab nac nae nam nan nao nap nar nas nat nau nba nbb nbc nbe nbm nbn nbo nbp nbr nbs nbt nbu nca ncb ncc nce ncm ncn nco ncp ncr ncs nct ncu ne- nea neb nec nee nem nen neo nep ner nes net neu nma nmb nmc nme nmm nmn nmo nmp nmr nms nmt nmu nna nnb nnc nne nnm nnn nno nnp nns nnt nnu no- noa nob noc noe nom non noo nop nor nos not nou npa npb npc npe npm npn npo npp npr nps npt npu nra nrb nrc nre nrm nrn nro nrp nrr nrs nrt nru nsa nsb nsc nse nsm nsn nso nsp nsr nss nst nsu nta ntb ntc nte ntm ntn nto ntp ntr nts ntt ntu nua nub nuc nue num nun nuo nup nur nus nut nuu oaa oab oac oae oam oan oao oap oar oas oat oau ob- oba obb obc obe obm obn obo obp obr obs obt obu oc- oca ocb occ ocm ocn oco ocp ocr ocs oct ocu oea oeb oec oee oem oen oeo oep oer oes oet om- oma omb omc ome omm omn omo omp omr oms omt omu on- ona onb onc one onn ono onp onr ons ont onu oo- ooa oob ooc oom oon ooo oop oor oos oot op- opa opb opc ope opm opn opo opp opr ops opt or- ora orb orc ore orm orn oro orp orr ors ort oru os- osa osb osc ose