a-ak a-ha a-ii aaaa aaab aaac aaah aaai aaba aabb aabc aabh aabi aaca aacb aacc aach aaci aack aaha aahk aaib aaic aaii aaka abaa abab abac abai abak abb- abba abbb abbi abca abcb abcc abch abci abha abhi abia abib abic acaa acab acac acai acba acca accc acch acci acha achh achi aci- acia acic ahab ahac ahah ahai ahha aiai aiba aica aicc aich aiha aiia aiib aiic aika aiki akaa akah akai akca akha akia akik akka akki ba-i baaa baah baak baba babb babi bac- baca bacc bach baci back baha bahi baia baib baic baik bak- baka bakh baki bbbb bbch bbci bcaa bcbc bcca bccc bcci bcia bhai bhca bhcc biak biba bibb bibi bica bicc bich bici bick biha bihi bikh caaa caab caac caah caba cabi cac- caca cacc cach caci cack caha caia caib caic caik caka cbac cbbc cbca cbcc cbha cbia cbka ccaa ccab ccac ccai ccba ccbc ccca cccb cccc ccci ccha ccic ccii chaa chab chac chah chai chak chca chch chci chha chia chib chic chih chik chka chkb ciaa ciak ciba cibc cibi cica cicc cich cici ciia ciii cika ckac ckbc ckbi ckch ckck h-ii haab haak haba habi hack haha haik haka haki hakk hbic hcbc hcca hccb hccc hcch hchi hhaa hhhh hi-c hiaa hiab hiba hibi hicc hich hick hihc hihi hiki hkcc iaaa iaac iaai iaba iaca iacc iahc iaia ibac ibca ibia icaa icab icac icai icbc icca iccb iccc icci ichc ichi ihab ihba ihcc iiac iica iiii ikki k-ci kaaa kaab kaai kaak kaba kabb kabc kabi kacb kacc kach kaci kaha kahc kahi kaia kaib kaic kaii kaik kaka kakc kakh kaki kakk kbaa kbab kbac kbai kbak kbba kbbb kbbc kbbi kbbk kbca kbcb kbch kbci kbck kbhb kbhc kbhh kbhi kbia kbib kbic kbik kbkb kbkk kcaa kcab kcac kcah kcai kcba kcbc kcbi kcbk kcca kccb kccc kcci kcck kcha kchh kchi kchk kcic kcii kckc kckk khab khac khai khak khbc khca khcb khcc khch khck khhk khia khic khii khka khki khkk kiab kiac kiah kiai kiba kibb kibc kibi kica kicb kicc kick kiha kihc kihh kihi kihk kiia kiic kiii kiik kika kikc kiki kikk kkaa kkac kkai kkba kkbb kkbi kkcb kkch kkci kkck kkha kkhb kkhh kkhi kkhk kkia kkic kkik kkkk