a-ha a-ya aaaa aaab aaac aaah aaba aabb aabc aabh aabt aaby aaca aacb aacc aach aact aacu aacy aagh aaha aata aatc aatt abaa abab abac abag abat abau abay abb- abba abbb abbt abby abca abcb abcc abch abct abha abta abtu abua abug abut abuy abyc abyt abyy ac-t acaa acab acac acag acat acba acca accc acch acct accu accy acga acha achh acht achu achy acta actc actg acth actt actu acu- acut agac agag agat agau agay agba agca agcc agct agcy agga aggu aggy agha aght agta agua agut aguy agya ahab ahac ahah ahat ahau ahha ahta ahua ahug ahuy at-t ataa atab atac atat atay atca atcc atch atha athy atta attu atty atua atub atuc atug atya auaa auby auca auch auct auga augy auht aut- auth auty auug ayah ayat ayay ayca ayta ayth ayub ayuh ayya baaa baah baat baba babb babu baby bac- baca bacc bach bact baga bagg bagh bagt bagy baha baht bahu bata batc bath batt batu baty bau- baug baya bayg bayh bayt bayu bbau bbay bbbb bbch bbga bcaa bcat bcbc bcbg bcca bccc bctc bcuc bgca bght bhag bhat bhca bhcc bhut bhuu btaa btcc bttb buat buba bubb bubu buca bucc buch bucu buga bugg bugh buha buhy but- buta butt buty buyu bych bygg byth caaa caab caac caah caat caba cabg cabu caby cac- caca cacc cach caga cagg cagy caha caht cat- cata catb catc cath catt catu caty cauc caut cbac cbat cbbc cbca cbcc cbct cbcu cbga cbgb cbha cbta cbtc cbyt ccaa ccab ccac ccag ccat ccba ccbc ccca cccb cccc cccu ccga ccgc ccgt ccha cchy cctb cctc cctt ccuc ccut cgac cgcc cgcg cgtu chaa chab chac chag chah chat chau chay chca chch chgb chha chtt chua chub chug chut chuy chy- chyc ctab ctag ctba ctca ctgu ctta cuau cub- cuba cubb cuby cuca cucc cuga cugy cut- cuta cutc cuth cutt cuy- cya- cyaa cyba cybb cybc cyc- cyca cycb cycc cygb cygh cyt- cyta cytb cyy- cyyc gaba gabb gabt gabu gaby gach gacy gaga gagg gagu gaha gata gatc gath gatt gaua gaub gaut gaya gbag gc-c gcaa gcat gcbc gccc gctc ggbt gggg gghg ghat ghug gtaa gtta guaa guac guag guat guay guba gubb gubu guby guca guch guga gugb gugg gugh gugu guha guta guth gutt gutu guty guyu gyau gytt gyuu haab haag haat haba habt habu haby hag- haga hagg hagh haha haht hata hatb hath hatt hatu hau- haug haut hauy haya hayt hayu hbag hbtu hcat hcbc hcca hccb hccc hcch hcgh hgah hggc hgtc hhaa hhat hhgg hhhh htab htcc huac huah huba hubb huby huch hucu hugg hugh hugy huhu huta huth hutt hutu huty huub huya huyt hygh hyua taa- taag taat taba tabb tabc tabu taby taca tacc tach tact tacy taga tagg tagh tagu taha tahu tata tatb tath tatt tatu taty taua taub tauc taut taya tayt tayu tayy tbca tbcb tbcc tbta tcby tcca tccc tccu tcga tch- tcha tchh tchu tctc tgcc tgtc thaa thag that thau thay thca thch thtb thug thuy thyg thyh ttab ttbb tttt tuat tuay tuba tubb tubu tuca tucc tuch tuga tugg tugh tugu tuht tuhu tuta tutt tutu tuty tuya tyga tygh tyht tyta tytt tyty uabc uaca uata uath uatu uaua ubac ubay ubba ucat ucbc ucca ucha ucua ucut ugab ugcc ugcg uggt ugta uguu uhta uhuh utac utah utau utby utha uttu utug uuta uuuu yaba yacc yacy yaga yahu yata yaya yayu ycab ycat yccc ycch yctc yhat ytay ytch ytht yuba yubu yuca yuga yugg yugh yugu yuta yutu yuty yuya yuyu yyyy