a-ak a-ha aaaa aaab aaac aaah aaam aaba aabb aabc aabh aabm aabt aaca aacb aacc aach aack aacm aact aaha aahk aaka aama aamb aamc aata aatc aatk aatt abaa abab abac abak abam abat abb- abba abbb abbt abca abcb abcc abch abct abha abhm abma abmb abmc abmt abta ac-t acaa acab acac acat acba acca accc acch accm acct acha achh acht acma acmc acmh acta actc acth actt ahab ahac ahah aham ahat ahha ahmc ahta akaa akah akam akca akha akka amaa amac amah amam amat amb- amba amca amcc amka amm- amma amta amtc amtk at-t ataa atab atac atak atat atca atcc atch atck atha atka atkt atm- atma atta baaa baah baak baam baat baba babb babm bac- baca bacc bach back bact baha baht bak- baka bakh bakt bama bamb bamc bamm bata batc bath batt bbbb bbch bbcm bcaa bcam bcat bcbc bcca bccc bccm bcma bctc bhat bhca bhcc bmaa bmtc btaa btcc bttb caaa caab caac caah caam caat caba cac- caca cacc cach cack cacm caha caht caka cama camb camc camh camk camm camt cat- cata catb catc cath catm catt cbac cbat cbbc cbca cbcc cbcm cbct cbha cbka cbkm cbta cbtc ccaa ccab ccac ccam ccat ccba ccbc ccca cccb cccc cccm ccha cckm ccma ccmb ccmc ccmm cctb cctc cctt chaa chab chac chah chak cham chat chca chch chcm chha chka chkb chkt chmb chmc chmt chtm chtt ckac ckat ckbc ckch ckck ckcm cktb cmaa cmac cmah cmba cmbc cmcc cmha cmhc cmmb cmmc cmta cmtc ctab ctba ctca ctma ctta haab haak haam haat haba habt hack haha haht haka hakk hama hamc hamm hamt hata hatb hath hatt hcat hcbc hcca hccb hccc hcch hcmc hcmm hhaa hhat hhhh hkcc hmhb hmmm hmta htab htcc httm kaaa kaab kaak kaam kaat kaba kabb kabc kacb kacc kach kact kaha kahc kahm kaht kaka kakc kakh kakk kakm kakt kam- kama kamb kamc kamm kamt kat- kata katb katc kath katk katm katt kbaa kbab kbac kbak kbam kbat kbba kbbb kbbc kbbk kbbm kbbt kbca kbcb kbch kbck kbct kbhb kbhc kbhh kbhm kbht kbkb kbkk kbmb kbmc kbmt kbta kbtb kbtc kbtk kbtm kbtt kcaa kcab kcac kcah kcam kcat kcba kcbc kcbk kcca kccb kccc kcck kcct kcha kchh kchk kckc kckk kckm kcmb kcmc kcmh kcmk kcmm kcmt kcta kctb kctc khab khac khak kham khat khbc khbm khbt khca khcb khcc khch khck khcm khct khhk khhm khka khkk khkm khma khmb khmc khmt khtb khth khtk khtt kkaa kkac kkam kkat kkba kkbb kkbt kkcb kkch kkck kkcm kkct kkha kkhb kkhh kkhk kkkk kkma kkmc kkmk kkmt kktc kktk kmac kmak kmam kmat kmbc kmbh kmca kmcb kmcc kmch kmcm kmha kmhb kmhk kmhm kmht kmkk kmkt kmmk kmmm kmmt kmta kmtb kmtc kmth kmtk kmtt ktaa ktak ktam ktat ktba ktbb ktbc ktbt ktcc ktch ktck ktcm kthc kthh kthk kthm ktht ktkb ktkc ktkk ktkt ktmb ktmc ktmk ktmm ktmt kttc ktth kttk kttt maaa maac maak maam maat maba mac- maca macb macc mach mack mact maha maka makh mama mamc mata matc math matk matt mbac mbam mbba mbca mbta mcaa mcac mcat mcba mcbc mcca mccc mcht mckk mcmc mcmt mctc mctk mhac mhmm mkak mmaa mmab mmac mmcc mmcm mmct mmhm mmmc mmmh mmmm mtaa mtab mtac mtbc taa- taat taba tabb tabc taca tacc tach tack tact taha taka takk takm takt tama tamc tamm tata tatb tath tatt tbca tbcb tbcc tbta tcam tcca tccc tch- tcha tchh tctc thaa thak tham that thca thch thmb thmt thtb tkac tmaa tmac tmbc tmca tmcc tmcm tmmk tmtt ttab ttbb ttma tttt