a-ha a-ii aaaa aaab aaac aaah aaai aaba aabb aabc aabh aabi aabt aaca aacb aacc aach aaci aact aacu aaha aaib aaic aaii aata aatc aatt abaa abab abac abai abat abau abb- abba abbb abbi abbt abca abcb abcc abch abci abct abha abhi abia abib abic abit abiu abta abtu abua abut ac-t acaa acab acac acai acat acba acca accc acch acci acct accu acha achh achi acht achu aci- acia acic acta actc acth acti actt actu acu- acut ahab ahac ahah ahai ahat ahau ahha ahit ahta ahti ahua aiai aiba aica aicc aich aiha aiia aiib aiic aita aith aiti aitt aitu aiui at-t ataa atab atac atai atat atca atcc atch atha athi atia atic atit atiu atta atti attu atua atub atuc auaa auca auch auci auct auht aut- auth ba-i baaa baah baat baba babb babi babu bac- baca bacc bach baci bact baha bahi baht bahu baia baib baic bait bata batc bath bati batt batu bau- bbau bbbb bbch bbci bcaa bcat bcbc bcca bccc bcci bcia bcit bctc bcuc bhai bhat bhca bhcc bhit bhut bhuu biat biba bibb bibi bica bicc bich bici biha bihi bihu bita bitc bith bitt bitu btaa btcc bttb buat buba bubb bubi bubu buca bucc buch buci bucu buha buhi buic buit buiu but- buta buti butt caaa caab caac caah caat caba cabi cabu cac- caca cacc cach caci caha caht caia caib caic cait caiu cat- cata catb catc cath cati catt catu cauc caut cbac cbat cbbc cbca cbcc cbct cbcu cbha cbia cbit cbta cbtc ccaa ccab ccac ccai ccat ccba ccbc ccca cccb cccc ccci cccu ccha ccic ccii cctb cctc cctt ccuc ccut chaa chab chac chah chai chat chau chca chch chci chha chia chib chic chih chit chiu chtt chua chub chui chut ciaa ciat ciau ciba cibc cibi cica cicc cich cici cict cicu ciht ciia ciii ciit cita citb cith citi citt citu ciuc ctab ctba ctbi ctca ctia ctic ctta cuau cub- cuba cubb cubi cuca cucc cuci cui- cuit cut- cuta cutc cuth cutt h-ii haab haat haba habi habt habu haha haht hait hata hatb hath hati hatt hatu hau- haut hbic hbit hbtu hcat hcbc hcca hccb hccc hcch hchi hhaa hhat hhhh hi-c hiaa hiab hiba hibi hibt hibu hicc hich hihc hihi hiht hiit hiiu hita hitc hiti hitt htab htcc huac huah huba hubb hubi huch hucu huhi huhu huia huib huit huta huth huti hutt hutu huub iaaa iaac iaai iaat iaba iaca iacc iact iacu iahc iaia iata iatc iati ibac ibat ibca ibia ibtb ibtc icaa icab icac icai icat icbc icca iccb iccc icci icct iccu ichc ichi ichu icta icub ihab ihba ihcc ihit ihtc ihua ihub iiac iica iiht iiii iiit iita iitt iiuc itaa itac itai itat itch itha ithc itia itic itta iucc iuiu taa- taat taba tabb tabc tabi tabu taca tacc tach taci tact taha tahi tahu taia tait tata tatb tath tati tatt tatu taua taub tauc taut tbca tbcb tbcc tbit tbta tcca tccc tccu tch- tcha tchh tchi tchu tctc thaa thai that thau thca thch thi- thia thic thtb tiaa tiab tiba tibi tibu tica ticc tich tiht tihu tiit tiiu tita titc tith titi titt titu ttab ttbb tttt tuat tuba tubb tubu tuca tucc tuch tuht tuhu tuit tuiu tuta tuti tutt tutu uabc uaca uata uath uatu uaua ubac ubba ubbi ubic ubii ubit ucai ucat ucbc ucca ucci ucha uchi ucua ucut uhta uhti uhuh uica utac utah utai utau utha utia utti uttu uuta uuuu