-th a-a a-b a-c a-t aaa aab aac aah aak aam aan aao aap aat ab- aba abb abc abh abk abm abn abo abp abt ac- aca acb acc ach ack acm acn aco acp act aha ahb ahc ahh ahk ahm ahn aho ahp aht aka akb akc akh akk akm akn ako akp ama amb amc amh amk amm amn amo amp amt an- ana anb anc anh ank anm ann ano anp ant aoa aob aoc aoh aok aom aon aoo aop aot ap- apa apb apc aph apk apm apn apo app apt at- ata atb atc ath atm atn ato atp att b-p baa bab bac bah bak bam ban bao bap bat bba bbb bbc bbh bbk bbm bbn bbo bbp bbt bca bcb bcc bch bck bcm bcn bco bcp bct bha bhb bhc bhh bhk bhm bho bhp bht bka bkb bkc bkk bkm bkn bko bkp bkt bma bmb bmc bmh bmk bmm bmn bmo bmp bmt bna bnb bnc bnk bnn bno bnp bnt boa bob boc boh bok bom bon boo bop bot bpa bpb bpc bph bpm bpn bpo bpp bpt bta btb btc bth btk btm btn bto btp btt c-- caa cab cac cah cak cam can cao cap cat cba cbb cbc cbh cbk cbm cbn cbo cbp cbt cca ccb ccc cch cck ccm ccn cco ccp cct ch- cha chb chc chh chk chm chn cho chp cht cka ckb ckc ckh ckm cko ckt cma cmb cmc cmh cmk cmm cmn cmo cmp cmt cn- cna cnb cnc cnh cnm cnn cno cnp cnt co- coa cob coc coh cok com con coo cop cot cpa cpb cpc cph cpk cpm cpn cpo cpp cpt cta ctb ctc cth ctk ctm ctn cto ctp ctt haa hab hac hah hak ham han hao hap hat hba hbb hbc hbh hbk hbm hbn hbo hbp hbt hca hcb hcc hch hck hcm hcn hco hcp hct hha hhb hhc hhh hhk hhm hhn hho hhp hht hka hkb hkh hkk hkm hkn hko hkp hkt hma hmb hmc hmh hmk hmm hmo hmp hmt hna hnb hnc hnh hnk hnn hno hnt hoa hob hoc hoh hok hom hon hoo hop hot hpa hpb hpc hph hpk hpm hpn hpo hpp hpt hta htb htc hth htk htm htn hto htp htt k-t ka- kaa kab kac kah kak kam kan kao kap kat kba kbb kbc kbh kbk kbm kbn kbo kbp kca kcb kcc kch kck kcm kcn kcp kct kha khh khk khm khn kho kkb kkc kkh kkk kkm kkn kkp kkt kma kmb kmc kmh kmk kmm kmo kmp kmt kn- kna knc knk knm knn kno knp knt koa kob koc koh kok kom kon koo kop kot kpa kpc kph kpk kpm kpn kpo kpp kpt kta ktb ktc kth ktk ktm ktn kto ktp ktt m-o maa mab mac mah mak mam man mao map mat mba mbb mbc mbh mbk mbm mbo mbp mbt mc- mca mcb mcc mch mck mcm mcn mco mcp mct mha mhc mhh mhk mhm mhn mho mhp mht mka mkb mkc mkh mkk mkm mkn mko mkp mkt mma mmb mmc mmh mmk mmm mmn mmo mmp mmt mna mnb mnc mnk mnm mnn mno mnp mnt moa mob moc moh mok mom mon moo mop mot mpa mpb mpc mph mpk mpm mpn mpo mpp mpt mta mtb mtc mth mtk mtm mtn mto mtp mtt naa nab nac nah nak nam nan nao nap nat nba nbb nbc nbk nbm nbn nbo nbp nbt nca ncb ncc nch nck ncm ncn nco ncp nct nha nhb nhc nhh nhk nhm nhn nhp nht nka nkc nkk nkm nkn nko nkp nkt nma nmb nmc nmh nmk nmm nmn nmo nmp nmt nna nnb nnc nnh nnk nnm nnn nno nnp nnt no- noa nob noc noh nok nom non noo nop not npa npb npc nph npm npn npo npp npt nta ntb ntc nth ntk ntm ntn nto ntp ntt oaa oab oac oah oak oam oan oao oap oat ob- oba obb obc obh obk obm obn obo obp obt oc- oca ocb occ och ock ocm ocn oco ocp oct oha ohc ohh ohm ohn oho ohp oht oka okb okc okk oko okp om- oma omb omc omh omm omn omo omp omt on- ona onb onc onh onk onn ono onp ont oo- ooa oob ooc ooh ook oom oon ooo oop oot op- opa opb opc oph opk opm opn opo opp opt ot- ota otb otc oth otk otm otn oto otp ott p-p paa pab pac pah pak pam pan pao pap pat pba pbb pbc pbk pbm pbn pbo pbp pbt pca pcb pcc pch pck pcm pcn pco pcp pct pha phb phc phk phm phn pho php pht pka pkb pkc pkm pkn pko pkp pkt pma pmb pmc pmh pmk pmm pmn pmo pmp pmt pn- pna pnb pnc pnh pnk pnm pnn pno pnp pnt poa pob poc poh pok pom pon poo pop pot ppa ppb ppc pph ppk ppm ppn ppo ppp ppt pt- pta ptb ptc pth ptk ptm ptn pto ptp ptt taa tab tac tah tak tam tan tao tap tat tba tbb tbc tbh tbk tbm tbn tbo tbp tbt tca tcb tcc tch tck tcm tcn tco tcp tct th- tha thb thc thh thk thm thn tho thp tht tka tkb tkc tkk tkm tko tkp tkt tma tmb tmc tmh tmk tmm tmn tmo tmp tmt tna tnb tnc tnh tnk tnm tnn tno tnp tnt to- toa tob toc toh tok tom ton too top tot tpa tpb tpc tph tpk tpm tpn tpo tpp tpt tta ttb ttc tth ttk ttm ttn tto ttp ttt

-ana a-ak a-ha a-ok aaaa aaab aaac aaah aaam aaan aaap aaba aabb aabc aabh aabm