a-ha aaaa aaab aaac aaah aaam aaba aabb aabc aabh aabm aabt aaca aacb aacc aach aacm aaco aact aaha aama aamb aamc aamo aaoo aata aatc aatt abaa abab abac abam abat abb- abba abbb abbo abbt abca abcb abcc abch abct abha abhm abho abma abmb abmc abmt aboa abob aboh aboo abot abta ac-t acaa acab acac acat acba acca accc acch accm acco acct acha achh acho acht acma acmc acmh acoa acoh acom acot acta actc acth acto actt ahab ahac ahah aham ahat ahha ahmc ahoa ahom ahot ahta ahto amaa amac amah amam amat amb- amba ambo amca amcc amco amm- amma ammo amob amoc amoo amot amta amtc amto aoah aoba aoca aoma aotc at-t ataa atab atac atat atca atcc atch atco atha atho atm- atma atmo atob atoc atom atot atta atto baaa baah baam baat baba babb babm babo bac- baca bacc bach baco bact baha baho baht bama bamb bamc bamm baoh bata batc bath bato batt bbbb bbch bbcm bcaa bcam bcat bcbc bcca bccc bccm bcma bctc bhao bhat bhca bhcc bhot bmaa bmoc bmtc boab boac boat boba bobb bobo boca boch bocm boco boha bohm boho boht boma bomb bomt boob booc booh boom boot bota botb both boto bott btaa btcc btob bttb c-bo caaa caab caac caah caam caat caba cabo cac- caca cacc cach cacm caco caha caht cama camb camc camh camm camo camt cat- cata catb catc cath catm cato catt cbac cbat cbbc cbca cbcc cbcm cbct cbha cbot cbta cbtc ccaa ccab ccac ccam ccat ccba ccbc ccca cccb cccc cccm ccha ccma ccmb ccmc ccmm ccob ccoc ccom cctb cctc cctt chaa chab chac chah cham chao chat chca chch chcm chha chmb chmc chmo chmt choc choh choo chtm chto chtt cmaa cmac cmah cmba cmbc cmcc cmha cmhc cmmb cmmc cmoc cmot cmta cmtc coat coba cobb cobh cobo coca coch coco coct coha coho com- coma comb comc comm como coob cooh coom coot cota cotb cotc coth coto cott ctab ctba ctca ctma ctmo ctot ctta haab haam haat haba habo habt haco haha haho haht hama hamc hamm hamo hamt hata hatb hath hato hatt hboc hcat hcbc hcca hccb hccc hcch hcmc hcmm hhaa hhat hhhh hmhb hmmm hmta hoac hoam hoat hoba hobo hoca hoch hoha hohm hoho hom- homa homo hoom hoot hota hotb hoth hotm hoto hott htab htcc htoh httm maaa maac maam maat maba mabo mac- maca macb macc mach maco mact maha maho mama mamc mamo maoc mata matc math mato matt mbac mbam mbba mbca mbta mcaa mcac mcat mcba mcbc mcca mccc mcht mcmc mcmt mcot mctc mhac mhmm mmaa mmab mmac mmcc mmcm mmct mmhm mmmc mmmh mmmm moaa moab moac moam moat moba mobb mobo moca moch moco moha mohm moho moht moma momo mooa moob mooc moot mota motb moth motm moto mott mtaa mtab mtac mtbc mtbo mtoa mtom oama oath obba obbo obot ocab ocac ocam ocat ocbc occa occc occt ocha ocht ocma ocom oct- octa octo oham ohba ohcc ohho ohob ohoh ohta ohto omac omam omao ombo omca omha omma omo- omoa omoo ooaa ooba ooha ooho ooma oooh oooo ootb otac otha otho otma oto- otoh otoo otta otto t-mo taa- taat taba tabb tabc tabo taca tacc tach taco tact taha taho tama tamc tamm tamo taoa taom tata tatb tath tato tatt tbca tbcb tbcc tbta tcam tcca tccc tch- tcha tchh tcho tcom tctc thaa tham thao that thca thch thmb thmt thom thoo thot thtb tmaa tmac tmbc tmca tmcc tmcm tmtt toab toam toat toba tobo tobt toca toch toco toho toma tomb tomm tomo tomt tooa tooh toom toot tota totc toth totm toto tott ttab ttbb ttma tttt