-er -up a-a a-b a-c a-q a-t aaa aab aac aae aak aao aap aaq aar aas aat aau ab- aba abb abc abe abk abo abp abq abr abs abt abu ac- aca acb acc ace ack aco acp acq acr acs act acu aea aeb aec aee aek aeo aep aeq aer aes aet aeu aka akb akc ake akk ako akp akr aks aku aoa aob aoc aoe aok aoo aop aor aos aot aou ap- apa apb apc ape apk apo app apq apr aps apt apu aqa aqc aqo aqp aqr aqs aqt ar- ara arb arc are ark aro arp arq arr ars art aru as- asa asb asc ase ask aso asp asq asr ass ast asu at- ata atb atc ate ato atp atr ats att atu au- aua aub auc aue auk auo aup aur aus aut b-p b-u baa bab bac bae bak bao bap baq bar bas bat bau bba bbb bbc bbe bbk bbo bbp bbq bbr bbs bbt bbu bca bcb bcc bce bck bco bcp bcq bcr bcs bct bcu be- bea beb bec bee bek beo bep beq ber bes bet beu bka bkb bkc bke bkk bko bkp bkq bkr bks bkt boa bob boc boe bok boo bop boq bor bos bot bou bpa bpb bpc bpe bpo bpp bpr bps bpt bpu bqc bqe bqp bqt bra brb bre brk bro brp brq brr brs brt bru bsa bsb bsc bse bsk bso bsp bsr bss bst bsu bta btb btc bte btk bto btp btq btr bts btt btu bua bub buc bue buk buo bup bur bus but buu c-- caa cab cac cae cak cao cap caq car cas cat cau cba cbb cbc cbe cbk cbo cbp cbq cbr cbs cbt cbu cca ccb ccc cce cck cco ccp ccr ccs cct ccu ce- cea ceb cec cee cek ceo cep ceq cer ces cet ceu cka ckb ckc cko cks ckt co- coa cob coc coe cok coo cop coq cor cos cot cou cpa cpb cpc cpe cpk cpo cpp cpq cpr cps cpt cpu cqa cqb cqc cqo cqs cqt cra crb crc cre crk cro crp crq crr crs crt cru csa csb csc cse csk cso csp csq csr css cst csu cta ctb ctc cte ctk cto ctp ctq ctr cts ctt ctu cua cub cuc cue cuk cuo cup cuq cur cus cut cuu eaa eab eac eae eak eao eap ear eas eat eau eba ebb ebc ebe ebk ebo ebp ebq ebr ebs ebt ebu ec- eca ecb ecc ece eck eco ecq ecr ecs ect ecu eea eeb eec eee eek eeo eep eer ees eet eka ekb ekc eke eko ekp ekr eks ekt eku eo- eoa eob eoc eoe eok eoo eop eoq eor eos eot eou ep- epa epb epc epe epo epp epq epr eps ept epu eqa eqe eqp eqq eqs eqt equ era erb erc ere erk ero erp erq err ers ert eru es- esa esb esc ese esk eso esp esq esr ess est esu eta etb etc ete etk eto etp etr ets ett etu eu- eua eub euc eue eup eur eus eut k-t ka- kaa kab kac kae kak kao kap kar kas kat kau kba kbb kbc kbe kbk kbo kbp kbr kbs kbu kca kcb kcc kce kck kcp kcr kcs kct kcu ke- kea keb kec kee kek keo kep ker kes ket kkb kkc kke kkk kkp kkr kks kkt kku koa kob koc koe kok koo kop kor kos kot kou kpa kpc kpe kpk kpo kpp kpq kpr kps kpt kpu kqa kra krc krk kro krp krr krs krt kru ksa ksb ksc kse ksk kso ksp ksr kss kst ksu kta ktb ktc kte ktk kto ktp ktr kts ktt ktu kub kuc kue kuk kup kur kus kut kuu oaa oab oac oae oak oao oap oaq oar oas oat oau ob- oba obb obc obe obk obo obp obr obs obt obu oc- oca ocb occ ock oco ocp ocr ocs oct ocu oea oeb oec oee oeo oep oer oes oet oka okb okc oke okk oko okp okr oks oku oo- ooa oob ooc ook ooo oop oor oos oot op- opa opb opc ope opk opo opp opq opr ops opt oqb oqo or- ora orb orc ore ork oro orp orr ors ort oru os- osa osb osc ose osk oso osp osq osr oss ost osu ot- ota otb otc ote otk oto otp otr ots ott otu ou- oua ouc oue ouk ouo oup our ous out p-p paa pab pac pae pak pao pap paq par pas pat pau pba pbb pbc pbe pbk pbo pbp pbr pbs pbt pbu pca pcb pcc pce pck pco pcp pcq pcr pcs pct pcu pea peb pec pee pek peo pep per pes pet peu pka pkb pkc pke pko pkp pkr pks pkt pku poa pob poc poe pok poo pop por pos pot pou ppa ppb ppc ppe ppk ppo ppp ppq ppr pps ppt ppu pqq pqr pqs pra prb prc pre prk pro prp prq prr prs prt pru ps- psa psb psc pse psk pso psp psr pss pst psu pt- pta ptb ptc pte ptk pto ptp ptq ptr pts ptt ptu pua pub puc pue puk pup pur pus put puu qaa qac qap qar qas qat qau qba qbc qbe qbq qbs qca qcc qco qcp qcs qct qec qee qeo qep qet qoo qop qor qos qpc qpp qpr qps qqk qqq qqu qra qrb qrc qre qrp qrs qrt qru qsa qsc qso qsp qsr qst qta qtc qto qtq qtr qts qu- qua que quo qur qus qut ra- raa rab rac rae rak rao rap raq rar ras rat rau rba rbb rbc rbe rbk rbo rbp rbr rbs rbt