-th a-a a-b a-c a-t aaa aab aac aad aah aam aao aat ab- aba abb abc abd abh abm abo abt ac- aca acb acc acd ach acm aco act ad- ada adb adc add adh adm ado adt aha ahb ahc ahd ahh ahm aho aht ama amb amc amd amh amm amo amt aoa aob aoc aod aoh aom aoo aot at- ata atb atc atd ath atm ato att baa bab bac bad bah bam bao bat bba bbb bbc bbd bbh bbm bbo bbt bca bcb bcc bcd bch bcm bco bct bda bdb bdc bdd bdh bdm bdo bdt bha bhb bhc bhd bhh bhm bho bht bma bmb bmc bmd bmh bmm bmo bmt boa bob boc bod boh bom boo bot bta btb btc btd bth btm bto btt c-- caa cab cac cad cah cam cao cat cba cbb cbc cbd cbh cbm cbo cbt cca ccb ccc ccd cch ccm cco cct cda cdb cdc cdd cdh cdm cdo cdt ch- cha chb chc chd chh chm cho cht cma cmb cmc cmd cmh cmm cmo cmt co- coa cob coc cod coh com coo cot cta ctb ctc ctd cth ctm cto ctt daa dab dac dad dah dam dao dat dba dbb dbc dbd dbh dbm dbo dbt dca dcb dcc dcd dcm dco dct dda ddb ddc ddd ddh ddm ddo ddt dh- dha dhb dhc dhd dhh dhm dho dht dma dmb dmc dmd dmh dmm dmo dmt doa dob doc dod doh dom doo dot dta dtb dtc dtd dth dtm dto dtt haa hab hac had hah ham hao hat hba hbb hbc hbd hbh hbm hbo hbt hca hcb hcc hcd hch hcm hco hct hda hdb hdc hdd hdh hdm hdo hdt hha hhb hhc hhd hhh hhm hho hht hma hmb hmc hmd hmh hmm hmo hmt hoa hob hoc hod hoh hom hoo hot hta htb htc htd hth htm hto htt m-o maa mab mac mad mah mam mao mat mba mbb mbc mbd mbh mbm mbo mbt mc- mca mcb mcc mcd mch mcm mco mct mda mdb mdc mdd mdh mdm mdo mdt mha mhc mhd mhh mhm mho mht mma mmb mmc mmd mmh mmm mmo mmt moa mob moc mod moh mom moo mot mta mtb mtc mtd mth mtm mto mtt oaa oab oac oad oah oam oao oat ob- oba obb obc obd obh obm obo obt oc- oca ocb occ ocd och ocm oco oct oda odb odc odd odh odm odo odt oha ohc ohd ohh ohm oho oht om- oma omb omc omd omh omm omo omt oo- ooa oob ooc ood ooh oom ooo oot ot- ota otb otc otd oth otm oto ott taa tab tac tad tah tam tao tat tba tbb tbc tbd tbh tbm tbo tbt tca tcb tcc tcd tch tcm tco tct tda tdb tdc tdd tdh tdm tdo tdt th- tha thb thc thd thh thm tho tht tma tmb tmc tmd tmh tmm tmo tmt to- toa tob toc tod toh tom too tot tta ttb ttc ttd tth ttm tto ttt

a-do a-ha aaaa aaab aaac aaad aaah aaam aaba aabb aabc aabd aabh aabm aabt aaca aacb aacc aacd aach aacm aaco aact aada aadc aadt aaha aama aamb aamc aamd aamo aaoo aata aatc aatt abaa abab abac abad abam abat abb- abba abbb abbo abbt abca abcb abcc abcd abch abct abda abdo abha abhm abho abma abmb abmc abmt aboa abob abod aboh aboo abot abta ac-t acaa acab acac acad acat acba acca accc accd acch accm acco acct acda acdb acdc acdm acdt acha achh acho acht acma acmc acmh acoa acod acoh acom acot acta actc acth acto actt adaa adab adac adad adah adam adao adat adba adbc adcc adda addc addd addo adha adhd adho adma admb adob adoc adod adoo adot adta ahab ahac ahad ahah aham ahat ahha ahmc ahoa ahod ahom ahot ahta ahto amaa amac amad amah amam amat amb- amba ambo amca amcc amco amda amdh amdo amdt amm- amma ammo amob amoc amod amoo amot amta amtc amto aoah aoba aoca aodh aoma aotc aotd at-t ataa atab atac atad atat atca atcc atch atco atdt atha atho atm- atma atmo atob atoc atod atom atot atta atto baaa baad baah baam baat baba babb babm babo bac- baca bacc bach baco bact bada badb badd badh bado baha baho baht bama bamb bamc bamm baoh bata batc bath bato batt bbad bbbb bbch bbcm bbdd bbdo bcaa bcam bcat bcbc bcca bccc bccm bcda bchd bcma bctc bdbc bddc bddh bhao bhat bhca bhcc bhot bmaa bmdb bmoc bmtc boab boac boad boat boba bobb bobo boca boch bocm boco boda bodb bodh bodo boha bohd bohm boho boht boma bomb bomt boob booc bood booh boom boot bota botb botd both boto bott btaa btcc btdt btob bttb c-bo c-cd caaa caab caac caah caam caat caba cabo cac- caca cacc cach cacm caco cada cadc cadd cadm cado caha caht cama camb camc camh camm camo camt caod cat- cata catb catc catd cath catm cato catt cbac cbat cbbc cbca cbcc cbcm cbct cbdb cbdc cbdo cbha cbot cbta cbtc ccaa ccab ccac ccad ccam ccat ccba ccbc ccca cccb cccc cccm ccdc ccdh ccdm ccha ccma ccmb ccmc ccmd ccmm ccob ccoc ccod ccom cctb cctc cctt cdaa cdac cdad cdba cdda cddb cdma cdom cdot chaa chab chac chad chah cham chao chat chca chch chcm chha chmb chmc chmo chmt choc chod choh choo chtm chto chtt cmaa cmac cmah cmba cmbc cmcc cmda cmdb cmha cmhc cmmb cmmc cmoc cmot cmta cmtc coad coat coba cobb cobh cobo coca coch coco coct coda codd coha coho com- coma comb comc comd comm como coob cood cooh coom coot cota cotb cotc coth coto cott ctab ctba ctca